654420078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 1650894336

約数和(自身を除く): 996474258

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 61, 78, 114, 117, 122, 127, 171, 183, 234, 247, 254, 342, 361, 366, 381, 494, 549, 722, 741, 762, 793, 1083, 1098, 1143, 1159, 1482, 1586, 1651, 2166, 2223, 2286, 2318, 2379, 2413, 3249, 3302, 3477, 4446, 4693, 4758, 4826, 4953, 6498, 6954, 7137, 7239, 7747, 9386, 9906, 10431, 14079, 14274, 14478, 14859, 15067, 15494, 20862, 21717, 22021, 23241, 28158, 29718, 30134, 31369, 42237, 43434, 44042, 45201, 45847, 46482, 62738, 66063, 69723, 84474, 90402, 91694, 94107, 100711, 132126, 135603, 137541, 139446, 147193, 188214, 198189, 201422, 271206, 275082, 282321, 286273, 294386, 302133, 396378, 412623, 441579, 564642, 572546, 596011, 604266, 825246, 858819, 883158, 906399, 1192022, 1324737, 1717638, 1788033, 1812798, 1913509, 2576457, 2649474, 2796667, 3576066, 3827018, 5152914, 5364099, 5593334, 5740527, 8390001, 10728198, 11481054, 16780002, 17221581, 25170003, 34443162, 36356671, 50340006, 72713342, 109070013, 218140026, 327210039, 654420078]

約数ペア:

[(1, 654420078), (2, 327210039), (3, 218140026), (6, 109070013), (9, 72713342), (13, 50340006), (18, 36356671), (19, 34443162), (26, 25170003), (38, 17221581), (39, 16780002), (57, 11481054), (61, 10728198), (78, 8390001), (114, 5740527), (117, 5593334), (122, 5364099), (127, 5152914), (171, 3827018), (183, 3576066), (234, 2796667), (247, 2649474), (254, 2576457), (342, 1913509), (361, 1812798), (366, 1788033), (381, 1717638), (494, 1324737), (549, 1192022), (722, 906399), (741, 883158), (762, 858819), (793, 825246), (1083, 604266), (1098, 596011), (1143, 572546), (1159, 564642), (1482, 441579), (1586, 412623), (1651, 396378), (2166, 302133), (2223, 294386), (2286, 286273), (2318, 282321), (2379, 275082), (2413, 271206), (3249, 201422), (3302, 198189), (3477, 188214), (4446, 147193), (4693, 139446), (4758, 137541), (4826, 135603), (4953, 132126), (6498, 100711), (6954, 94107), (7137, 91694), (7239, 90402), (7747, 84474), (9386, 69723), (9906, 66063), (10431, 62738), (14079, 46482), (14274, 45847), (14478, 45201), (14859, 44042), (15067, 43434), (15494, 42237), (20862, 31369), (21717, 30134), (22021, 29718), (23241, 28158)]