387568557

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1187}}^1$

素因数の和:1367

約数の個数: 40

約数和(自身を含む): 603741600

約数和(自身を除く): 216173043

約数列:

[1, 3, 9, 27, 29, 81, 87, 139, 261, 417, 783, 1187, 1251, 2349, 3561, 3753, 4031, 10683, 11259, 12093, 32049, 34423, 36279, 96147, 103269, 108837, 164993, 309807, 326511, 494979, 929421, 1484937, 2788263, 4454811, 4784797, 13364433, 14354391, 43063173, 129189519, 387568557]

約数ペア:

[(1, 387568557), (3, 129189519), (9, 43063173), (27, 14354391), (29, 13364433), (81, 4784797), (87, 4454811), (139, 2788263), (261, 1484937), (417, 929421), (783, 494979), (1187, 326511), (1251, 309807), (2349, 164993), (3561, 108837), (3753, 103269), (4031, 96147), (10683, 36279), (11259, 34423), (12093, 32049)]