173890990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191089}}^1$

素因数の和:191116

約数の個数: 32

約数和(自身を含む): 385237440

約数和(自身を除く): 211346450

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 191089, 382178, 955445, 1337623, 1910890, 2484157, 2675246, 4968314, 6688115, 12420785, 13376230, 17389099, 24841570, 34778198, 86945495, 173890990]

約数ペア:

[(1, 173890990), (2, 86945495), (5, 34778198), (7, 24841570), (10, 17389099), (13, 13376230), (14, 12420785), (26, 6688115), (35, 4968314), (65, 2675246), (70, 2484157), (91, 1910890), (130, 1337623), (182, 955445), (455, 382178), (910, 191089)]