428004577

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3121}}^1$

素因数の和:3289

約数の個数: 32

約数和(自身を含む): 579043584

約数和(自身を除く): 151039007

約数列:

[1, 7, 11, 13, 77, 91, 137, 143, 959, 1001, 1507, 1781, 3121, 10549, 12467, 19591, 21847, 34331, 40573, 137137, 240317, 284011, 427577, 446303, 2993039, 3124121, 4703347, 5558501, 32923429, 38909507, 61143511, 428004577]

約数ペア:

[(1, 428004577), (7, 61143511), (11, 38909507), (13, 32923429), (77, 5558501), (91, 4703347), (137, 3124121), (143, 2993039), (959, 446303), (1001, 427577), (1507, 284011), (1781, 240317), (3121, 137137), (10549, 40573), (12467, 34331), (19591, 21847)]