1642576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 3515400

約数和(自身を除く): 1872824

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 149, 208, 212, 298, 424, 596, 689, 848, 1192, 1378, 1937, 2384, 2756, 3874, 5512, 7748, 7897, 11024, 15496, 15794, 30992, 31588, 63176, 102661, 126352, 205322, 410644, 821288, 1642576]

約数ペア:

[(1, 1642576), (2, 821288), (4, 410644), (8, 205322), (13, 126352), (16, 102661), (26, 63176), (52, 31588), (53, 30992), (104, 15794), (106, 15496), (149, 11024), (208, 7897), (212, 7748), (298, 5512), (424, 3874), (596, 2756), (689, 2384), (848, 1937), (1192, 1378)]