87666228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9859}}^1$

素因数の和:9901

約数の個数: 72

約数和(自身を含む): 251232800

約数和(自身を除く): 163566572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 9859, 19718, 29577, 39436, 59154, 88731, 118308, 128167, 177462, 187321, 256334, 354924, 374642, 384501, 512668, 561963, 749284, 769002, 1123926, 1153503, 1538004, 1685889, 2247852, 2307006, 2435173, 3371778, 4614012, 4870346, 6743556, 7305519, 9740692, 14611038, 21916557, 29222076, 43833114, 87666228]

約数ペア:

[(1, 87666228), (2, 43833114), (3, 29222076), (4, 21916557), (6, 14611038), (9, 9740692), (12, 7305519), (13, 6743556), (18, 4870346), (19, 4614012), (26, 3371778), (36, 2435173), (38, 2307006), (39, 2247852), (52, 1685889), (57, 1538004), (76, 1153503), (78, 1123926), (114, 769002), (117, 749284), (156, 561963), (171, 512668), (228, 384501), (234, 374642), (247, 354924), (342, 256334), (468, 187321), (494, 177462), (684, 128167), (741, 118308), (988, 88731), (1482, 59154), (2223, 39436), (2964, 29577), (4446, 19718), (8892, 9859)]