7728115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 10575360

約数和(自身を除く): 2847245

約数列:

[1, 5, 17, 23, 59, 67, 85, 115, 295, 335, 391, 1003, 1139, 1357, 1541, 1955, 3953, 5015, 5695, 6785, 7705, 19765, 23069, 26197, 67201, 90919, 115345, 130985, 336005, 454595, 1545623, 7728115]

約数ペア:

[(1, 7728115), (5, 1545623), (17, 454595), (23, 336005), (59, 130985), (67, 115345), (85, 90919), (115, 67201), (295, 26197), (335, 23069), (391, 19765), (1003, 7705), (1139, 6785), (1357, 5695), (1541, 5015), (1955, 3953)]