31899924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1349

約数の個数: 72

約数和(自身を含む): 93125760

約数和(自身を除く): 61225836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1229, 1236, 1442, 1854, 2163, 2458, 2884, 3687, 3708, 4326, 4916, 6489, 7374, 8603, 8652, 11061, 12978, 14748, 17206, 22122, 25809, 25956, 34412, 44244, 51618, 77427, 103236, 126587, 154854, 253174, 309708, 379761, 506348, 759522, 886109, 1139283, 1519044, 1772218, 2278566, 2658327, 3544436, 4557132, 5316654, 7974981, 10633308, 15949962, 31899924]

約数ペア:

[(1, 31899924), (2, 15949962), (3, 10633308), (4, 7974981), (6, 5316654), (7, 4557132), (9, 3544436), (12, 2658327), (14, 2278566), (18, 1772218), (21, 1519044), (28, 1139283), (36, 886109), (42, 759522), (63, 506348), (84, 379761), (103, 309708), (126, 253174), (206, 154854), (252, 126587), (309, 103236), (412, 77427), (618, 51618), (721, 44244), (927, 34412), (1229, 25956), (1236, 25809), (1442, 22122), (1854, 17206), (2163, 14748), (2458, 12978), (2884, 11061), (3687, 8652), (3708, 8603), (4326, 7374), (4916, 6489)]