521256132

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1289}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 1352332800

約数和(自身を除く): 831076668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 239, 282, 423, 478, 564, 717, 846, 956, 1289, 1434, 1692, 2151, 2578, 2868, 3867, 4302, 5156, 7734, 8604, 11233, 11601, 15468, 22466, 23202, 33699, 44932, 46404, 60583, 67398, 101097, 121166, 134796, 181749, 202194, 242332, 308071, 363498, 404388, 545247, 616142, 726996, 924213, 1090494, 1232284, 1848426, 2180988, 2772639, 3696852, 5545278, 11090556, 14479337, 28958674, 43438011, 57917348, 86876022, 130314033, 173752044, 260628066, 521256132]

約数ペア:

[(1, 521256132), (2, 260628066), (3, 173752044), (4, 130314033), (6, 86876022), (9, 57917348), (12, 43438011), (18, 28958674), (36, 14479337), (47, 11090556), (94, 5545278), (141, 3696852), (188, 2772639), (239, 2180988), (282, 1848426), (423, 1232284), (478, 1090494), (564, 924213), (717, 726996), (846, 616142), (956, 545247), (1289, 404388), (1434, 363498), (1692, 308071), (2151, 242332), (2578, 202194), (2868, 181749), (3867, 134796), (4302, 121166), (5156, 101097), (7734, 67398), (8604, 60583), (11233, 46404), (11601, 44932), (15468, 33699), (22466, 23202)]