81649176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2141}}^1$

素因数の和:2384

約数の個数: 64

約数和(自身を含む): 234420480

約数和(自身を除く): 152771304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 227, 454, 681, 908, 1362, 1589, 1816, 2141, 2724, 3178, 4282, 4767, 5448, 6356, 6423, 8564, 9534, 12712, 12846, 14987, 17128, 19068, 25692, 29974, 38136, 44961, 51384, 59948, 89922, 119896, 179844, 359688, 486007, 972014, 1458021, 1944028, 2916042, 3402049, 3888056, 5832084, 6804098, 10206147, 11664168, 13608196, 20412294, 27216392, 40824588, 81649176]

約数ペア:

[(1, 81649176), (2, 40824588), (3, 27216392), (4, 20412294), (6, 13608196), (7, 11664168), (8, 10206147), (12, 6804098), (14, 5832084), (21, 3888056), (24, 3402049), (28, 2916042), (42, 1944028), (56, 1458021), (84, 972014), (168, 486007), (227, 359688), (454, 179844), (681, 119896), (908, 89922), (1362, 59948), (1589, 51384), (1816, 44961), (2141, 38136), (2724, 29974), (3178, 25692), (4282, 19068), (4767, 17128), (5448, 14987), (6356, 12846), (6423, 12712), (8564, 9534)]