221172016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{8117}}^1$

素因数の和:8269

約数の個数: 40

約数和(自身を含む): 465063984

約数和(自身を除く): 243891968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 3406, 6812, 8117, 13624, 16234, 27248, 32468, 64936, 105521, 129872, 211042, 422084, 844168, 1063327, 1688336, 2126654, 4253308, 8506616, 13823251, 17013232, 27646502, 55293004, 110586008, 221172016]

約数ペア:

[(1, 221172016), (2, 110586008), (4, 55293004), (8, 27646502), (13, 17013232), (16, 13823251), (26, 8506616), (52, 4253308), (104, 2126654), (131, 1688336), (208, 1063327), (262, 844168), (524, 422084), (1048, 211042), (1703, 129872), (2096, 105521), (3406, 64936), (6812, 32468), (8117, 27248), (13624, 16234)]