65428475

素因数分解:

$5^2\times 7^2\times {\mathrm{53411}}^1$

素因数の和:53435

約数の個数: 18

約数和(自身を含む): 94379004

約数和(自身を除く): 28950529

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 53411, 267055, 373877, 1335275, 1869385, 2617139, 9346925, 13085695, 65428475]

約数ペア:

[(1, 65428475), (5, 13085695), (7, 9346925), (25, 2617139), (35, 1869385), (49, 1335275), (175, 373877), (245, 267055), (1225, 53411)]