28124316

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 83865600

約数和(自身を除く): 55741284

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 31, 33, 36, 44, 58, 62, 66, 79, 87, 93, 99, 116, 124, 132, 158, 174, 186, 198, 237, 261, 279, 316, 319, 341, 348, 372, 396, 474, 522, 558, 638, 682, 711, 869, 899, 948, 957, 1023, 1044, 1116, 1276, 1364, 1422, 1738, 1798, 1914, 2046, 2291, 2449, 2607, 2697, 2844, 2871, 3069, 3476, 3596, 3828, 4092, 4582, 4898, 5214, 5394, 5742, 6138, 6873, 7347, 7821, 8091, 9164, 9796, 9889, 10428, 10788, 11484, 12276, 13746, 14694, 15642, 16182, 19778, 20619, 22041, 25201, 26939, 27492, 29388, 29667, 31284, 32364, 39556, 41238, 44082, 50402, 53878, 59334, 71021, 75603, 80817, 82476, 88164, 89001, 100804, 107756, 118668, 142042, 151206, 161634, 178002, 213063, 226809, 242451, 284084, 302412, 323268, 356004, 426126, 453618, 484902, 639189, 781231, 852252, 907236, 969804, 1278378, 1562462, 2343693, 2556756, 3124924, 4687386, 7031079, 9374772, 14062158, 28124316]

約数ペア:

[(1, 28124316), (2, 14062158), (3, 9374772), (4, 7031079), (6, 4687386), (9, 3124924), (11, 2556756), (12, 2343693), (18, 1562462), (22, 1278378), (29, 969804), (31, 907236), (33, 852252), (36, 781231), (44, 639189), (58, 484902), (62, 453618), (66, 426126), (79, 356004), (87, 323268), (93, 302412), (99, 284084), (116, 242451), (124, 226809), (132, 213063), (158, 178002), (174, 161634), (186, 151206), (198, 142042), (237, 118668), (261, 107756), (279, 100804), (316, 89001), (319, 88164), (341, 82476), (348, 80817), (372, 75603), (396, 71021), (474, 59334), (522, 53878), (558, 50402), (638, 44082), (682, 41238), (711, 39556), (869, 32364), (899, 31284), (948, 29667), (957, 29388), (1023, 27492), (1044, 26939), (1116, 25201), (1276, 22041), (1364, 20619), (1422, 19778), (1738, 16182), (1798, 15642), (1914, 14694), (2046, 13746), (2291, 12276), (2449, 11484), (2607, 10788), (2697, 10428), (2844, 9889), (2871, 9796), (3069, 9164), (3476, 8091), (3596, 7821), (3828, 7347), (4092, 6873), (4582, 6138), (4898, 5742), (5214, 5394)]