71398908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31481}}^1$

素因数の和:31504

約数の個数: 60

約数和(自身を含む): 213322032

約数和(自身を除く): 141923124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 31481, 62962, 94443, 125924, 188886, 220367, 283329, 377772, 440734, 566658, 661101, 849987, 881468, 1133316, 1322202, 1699974, 1983303, 2549961, 2644404, 3399948, 3966606, 5099922, 5949909, 7933212, 10199844, 11899818, 17849727, 23799636, 35699454, 71398908]

約数ペア:

[(1, 71398908), (2, 35699454), (3, 23799636), (4, 17849727), (6, 11899818), (7, 10199844), (9, 7933212), (12, 5949909), (14, 5099922), (18, 3966606), (21, 3399948), (27, 2644404), (28, 2549961), (36, 1983303), (42, 1699974), (54, 1322202), (63, 1133316), (81, 881468), (84, 849987), (108, 661101), (126, 566658), (162, 440734), (189, 377772), (252, 283329), (324, 220367), (378, 188886), (567, 125924), (756, 94443), (1134, 62962), (2268, 31481)]