128764615

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{853}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 186923520

約数和(自身を除く): 58158905

約数列:

[1, 5, 7, 19, 35, 95, 133, 227, 665, 853, 1135, 1589, 4265, 4313, 5971, 7945, 16207, 21565, 29855, 30191, 81035, 113449, 150955, 193631, 567245, 968155, 1355417, 3678989, 6777085, 18394945, 25752923, 128764615]

約数ペア:

[(1, 128764615), (5, 25752923), (7, 18394945), (19, 6777085), (35, 3678989), (95, 1355417), (133, 968155), (227, 567245), (665, 193631), (853, 150955), (1135, 113449), (1589, 81035), (4265, 30191), (4313, 29855), (5971, 21565), (7945, 16207)]