128491485

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 209018880

約数和(自身を除く): 80527395

約数列:

[1, 3, 5, 15, 107, 223, 321, 359, 535, 669, 1077, 1115, 1605, 1795, 3345, 5385, 23861, 38413, 71583, 80057, 115239, 119305, 192065, 240171, 357915, 400285, 576195, 1200855, 8566099, 25698297, 42830495, 128491485]

約数ペア:

[(1, 128491485), (3, 42830495), (5, 25698297), (15, 8566099), (107, 1200855), (223, 576195), (321, 400285), (359, 357915), (535, 240171), (669, 192065), (1077, 119305), (1115, 115239), (1605, 80057), (1795, 71583), (3345, 38413), (5385, 23861)]