631020005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20747}}^1$

素因数の和:20849

約数の個数: 32

約数和(自身を含む): 956067840

約数和(自身を除く): 325047835

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 553, 869, 2765, 4345, 6083, 20747, 30415, 103735, 145229, 228217, 726145, 1141085, 1597519, 1639013, 7987595, 8195065, 11473091, 18029143, 57365455, 90145715, 126204001, 631020005]

約数ペア:

[(1, 631020005), (5, 126204001), (7, 90145715), (11, 57365455), (35, 18029143), (55, 11473091), (77, 8195065), (79, 7987595), (385, 1639013), (395, 1597519), (553, 1141085), (869, 726145), (2765, 228217), (4345, 145229), (6083, 103735), (20747, 30415)]