217175084

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3878

約数の個数: 48

約数和(自身を含む): 455777280

約数和(自身を除く): 238602196

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 812, 994, 1988, 2059, 3767, 4118, 7534, 8236, 14413, 15068, 26369, 28826, 52738, 57652, 105476, 109243, 218486, 267457, 436972, 534914, 764701, 1069828, 1529402, 1872199, 3058804, 3744398, 7488796, 7756253, 15512506, 31025012, 54293771, 108587542, 217175084]

約数ペア:

[(1, 217175084), (2, 108587542), (4, 54293771), (7, 31025012), (14, 15512506), (28, 7756253), (29, 7488796), (58, 3744398), (71, 3058804), (116, 1872199), (142, 1529402), (203, 1069828), (284, 764701), (406, 534914), (497, 436972), (812, 267457), (994, 218486), (1988, 109243), (2059, 105476), (3767, 57652), (4118, 52738), (7534, 28826), (8236, 26369), (14413, 15068)]