86672964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 236667648

約数和(自身を除く): 149994684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 223, 294, 446, 588, 661, 669, 892, 1322, 1338, 1561, 1983, 2644, 2676, 3122, 3966, 4627, 4683, 6244, 7932, 9254, 9366, 10927, 13881, 18508, 18732, 21854, 27762, 32389, 32781, 43708, 55524, 64778, 65562, 97167, 129556, 131124, 147403, 194334, 294806, 388668, 442209, 589612, 884418, 1031821, 1768836, 2063642, 3095463, 4127284, 6190926, 7222747, 12381852, 14445494, 21668241, 28890988, 43336482, 86672964]

約数ペア:

[(1, 86672964), (2, 43336482), (3, 28890988), (4, 21668241), (6, 14445494), (7, 12381852), (12, 7222747), (14, 6190926), (21, 4127284), (28, 3095463), (42, 2063642), (49, 1768836), (84, 1031821), (98, 884418), (147, 589612), (196, 442209), (223, 388668), (294, 294806), (446, 194334), (588, 147403), (661, 131124), (669, 129556), (892, 97167), (1322, 65562), (1338, 64778), (1561, 55524), (1983, 43708), (2644, 32781), (2676, 32389), (3122, 27762), (3966, 21854), (4627, 18732), (4683, 18508), (6244, 13881), (7932, 10927), (9254, 9366)]