68440617

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 119059200

約数和(自身を除く): 50618583

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 149, 161, 207, 317, 447, 483, 951, 1043, 1341, 1449, 2219, 2853, 3129, 3427, 6657, 7291, 9387, 10281, 19971, 21873, 23989, 30843, 47233, 51037, 65619, 71967, 141699, 153111, 215901, 330631, 425097, 459333, 991893, 1086359, 2975679, 3259077, 7604513, 9777231, 22813539, 68440617]

約数ペア:

[(1, 68440617), (3, 22813539), (7, 9777231), (9, 7604513), (21, 3259077), (23, 2975679), (63, 1086359), (69, 991893), (149, 459333), (161, 425097), (207, 330631), (317, 215901), (447, 153111), (483, 141699), (951, 71967), (1043, 65619), (1341, 51037), (1449, 47233), (2219, 30843), (2853, 23989), (3129, 21873), (3427, 19971), (6657, 10281), (7291, 9387)]