386637498

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 998524800

約数和(自身を除く): 611887302

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 38, 39, 46, 57, 69, 78, 114, 117, 138, 171, 199, 207, 234, 247, 299, 342, 361, 398, 414, 437, 494, 597, 598, 722, 741, 874, 897, 1083, 1194, 1311, 1482, 1791, 1794, 2166, 2223, 2587, 2622, 2691, 3249, 3582, 3781, 3933, 4446, 4577, 4693, 5174, 5382, 5681, 6498, 7562, 7761, 7866, 8303, 9154, 9386, 11343, 11362, 13731, 14079, 15522, 16606, 17043, 22686, 23283, 24909, 27462, 28158, 34029, 34086, 41193, 42237, 46566, 49153, 49818, 51129, 59501, 68058, 71839, 74727, 82386, 84474, 86963, 98306, 102258, 107939, 119002, 143678, 147459, 149454, 173926, 178503, 215517, 215878, 260889, 294918, 323817, 357006, 431034, 442377, 521778, 535509, 646551, 647634, 782667, 884754, 933907, 971451, 1071018, 1130519, 1293102, 1565334, 1652297, 1867814, 1942902, 2261038, 2801721, 3304594, 3391557, 4956891, 5603442, 6783114, 8405163, 9913782, 10174671, 14870673, 16810326, 20349342, 21479861, 29741346, 42959722, 64439583, 128879166, 193318749, 386637498]

約数ペア:

[(1, 386637498), (2, 193318749), (3, 128879166), (6, 64439583), (9, 42959722), (13, 29741346), (18, 21479861), (19, 20349342), (23, 16810326), (26, 14870673), (38, 10174671), (39, 9913782), (46, 8405163), (57, 6783114), (69, 5603442), (78, 4956891), (114, 3391557), (117, 3304594), (138, 2801721), (171, 2261038), (199, 1942902), (207, 1867814), (234, 1652297), (247, 1565334), (299, 1293102), (342, 1130519), (361, 1071018), (398, 971451), (414, 933907), (437, 884754), (494, 782667), (597, 647634), (598, 646551), (722, 535509), (741, 521778), (874, 442377), (897, 431034), (1083, 357006), (1194, 323817), (1311, 294918), (1482, 260889), (1791, 215878), (1794, 215517), (2166, 178503), (2223, 173926), (2587, 149454), (2622, 147459), (2691, 143678), (3249, 119002), (3582, 107939), (3781, 102258), (3933, 98306), (4446, 86963), (4577, 84474), (4693, 82386), (5174, 74727), (5382, 71839), (5681, 68058), (6498, 59501), (7562, 51129), (7761, 49818), (7866, 49153), (8303, 46566), (9154, 42237), (9386, 41193), (11343, 34086), (11362, 34029), (13731, 28158), (14079, 27462), (15522, 24909), (16606, 23283), (17043, 22686)]