2480811255

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{98621}}^1$

素因数の和:98688

約数の個数: 48

約数和(自身を含む): 4738589856

約数和(自身を除く): 2257778601

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 8385, 25155, 98621, 295863, 493105, 887589, 1282073, 1479315, 3846219, 4240703, 4437945, 6410365, 11538657, 12722109, 19231095, 21203515, 38166327, 55129139, 57693285, 63610545, 165387417, 190831635, 275645695, 496162251, 826937085, 2480811255]

約数ペア:

[(1, 2480811255), (3, 826937085), (5, 496162251), (9, 275645695), (13, 190831635), (15, 165387417), (39, 63610545), (43, 57693285), (45, 55129139), (65, 38166327), (117, 21203515), (129, 19231095), (195, 12722109), (215, 11538657), (387, 6410365), (559, 4437945), (585, 4240703), (645, 3846219), (1677, 1479315), (1935, 1282073), (2795, 887589), (5031, 493105), (8385, 295863), (25155, 98621)]