138628215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2719}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 264775680

約数和(自身を除く): 126147465

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 103, 165, 309, 495, 515, 927, 1133, 1545, 2719, 3399, 4635, 5665, 8157, 10197, 13595, 16995, 24471, 29909, 40785, 50985, 89727, 122355, 149545, 269181, 280057, 448635, 840171, 1345905, 1400285, 2520513, 3080627, 4200855, 9241881, 12602565, 15403135, 27725643, 46209405, 138628215]

約数ペア:

[(1, 138628215), (3, 46209405), (5, 27725643), (9, 15403135), (11, 12602565), (15, 9241881), (33, 4200855), (45, 3080627), (55, 2520513), (99, 1400285), (103, 1345905), (165, 840171), (309, 448635), (495, 280057), (515, 269181), (927, 149545), (1133, 122355), (1545, 89727), (2719, 50985), (3399, 40785), (4635, 29909), (5665, 24471), (8157, 16995), (10197, 13595)]