131206908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{983}}^1$

素因数の和:1231

約数の個数: 72

約数和(自身を含む): 358065792

約数和(自身を除く): 226858884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 227, 294, 454, 588, 681, 908, 983, 1362, 1589, 1966, 2724, 2949, 3178, 3932, 4767, 5898, 6356, 6881, 9534, 11123, 11796, 13762, 19068, 20643, 22246, 27524, 33369, 41286, 44492, 48167, 66738, 82572, 96334, 133476, 144501, 192668, 223141, 289002, 446282, 578004, 669423, 892564, 1338846, 1561987, 2677692, 3123974, 4685961, 6247948, 9371922, 10933909, 18743844, 21867818, 32801727, 43735636, 65603454, 131206908]

約数ペア:

[(1, 131206908), (2, 65603454), (3, 43735636), (4, 32801727), (6, 21867818), (7, 18743844), (12, 10933909), (14, 9371922), (21, 6247948), (28, 4685961), (42, 3123974), (49, 2677692), (84, 1561987), (98, 1338846), (147, 892564), (196, 669423), (227, 578004), (294, 446282), (454, 289002), (588, 223141), (681, 192668), (908, 144501), (983, 133476), (1362, 96334), (1589, 82572), (1966, 66738), (2724, 48167), (2949, 44492), (3178, 41286), (3932, 33369), (4767, 27524), (5898, 22246), (6356, 20643), (6881, 19068), (9534, 13762), (11123, 11796)]