388632741

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{4591}}^1$

素因数の和:4769

約数の個数: 32

約数和(自身を含む): 617164800

約数和(自身を除く): 228532059

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 2919, 4031, 4591, 12093, 13773, 28217, 32137, 84651, 96411, 133139, 399417, 638149, 931973, 1914447, 2795919, 4467043, 13401129, 18506321, 55518963, 129544247, 388632741]

約数ペア:

[(1, 388632741), (3, 129544247), (7, 55518963), (21, 18506321), (29, 13401129), (87, 4467043), (139, 2795919), (203, 1914447), (417, 931973), (609, 638149), (973, 399417), (2919, 133139), (4031, 96411), (4591, 84651), (12093, 32137), (13773, 28217)]