1661610964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{2087}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 3197045376

約数和(自身を除く): 1535434412

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 251, 502, 793, 1004, 1586, 2087, 3172, 3263, 4174, 6526, 8348, 13052, 15311, 27131, 30622, 54262, 61244, 108524, 127307, 199043, 254614, 398086, 509228, 523837, 796172, 1047674, 1654991, 2095348, 3309982, 6619964, 6809881, 13619762, 27239524, 31954057, 63908114, 127816228, 415402741, 830805482, 1661610964]

約数ペア:

[(1, 1661610964), (2, 830805482), (4, 415402741), (13, 127816228), (26, 63908114), (52, 31954057), (61, 27239524), (122, 13619762), (244, 6809881), (251, 6619964), (502, 3309982), (793, 2095348), (1004, 1654991), (1586, 1047674), (2087, 796172), (3172, 523837), (3263, 509228), (4174, 398086), (6526, 254614), (8348, 199043), (13052, 127307), (15311, 108524), (27131, 61244), (30622, 54262)]