15697552425

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{27017}}^1$

素因数の和:27218

約数の個数: 48

約数和(自身を含む): 26587441152

約数和(自身を除く): 10889888727

約数列:

[1, 3, 5, 15, 25, 61, 75, 127, 183, 305, 381, 635, 915, 1525, 1905, 3175, 4575, 7747, 9525, 23241, 27017, 38735, 81051, 116205, 135085, 193675, 405255, 581025, 675425, 1648037, 2026275, 3431159, 4944111, 8240185, 10293477, 17155795, 24720555, 41200925, 51467385, 85778975, 123602775, 209300699, 257336925, 627902097, 1046503495, 3139510485, 5232517475, 15697552425]

約数ペア:

[(1, 15697552425), (3, 5232517475), (5, 3139510485), (15, 1046503495), (25, 627902097), (61, 257336925), (75, 209300699), (127, 123602775), (183, 85778975), (305, 51467385), (381, 41200925), (635, 24720555), (915, 17155795), (1525, 10293477), (1905, 8240185), (3175, 4944111), (4575, 3431159), (7747, 2026275), (9525, 1648037), (23241, 675425), (27017, 581025), (38735, 405255), (81051, 193675), (116205, 135085)]