290426786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{1867}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 487054848

約数和(自身を除く): 196628062

約数列:

[1, 2, 13, 26, 31, 62, 193, 386, 403, 806, 1867, 2509, 3734, 5018, 5983, 11966, 24271, 48542, 57877, 77779, 115754, 155558, 360331, 720662, 752401, 1504802, 4684303, 9368606, 11170261, 22340522, 145213393, 290426786]

約数ペア:

[(1, 290426786), (2, 145213393), (13, 22340522), (26, 11170261), (31, 9368606), (62, 4684303), (193, 1504802), (386, 752401), (403, 720662), (806, 360331), (1867, 155558), (2509, 115754), (3734, 77779), (5018, 57877), (5983, 48542), (11966, 24271)]