67937895

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1571}}^1$

素因数の和:1644

約数の個数: 36

約数和(自身を含む): 121757688

約数和(自身を除く): 53819793

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 961, 1395, 1571, 2883, 4713, 4805, 7855, 8649, 14139, 14415, 23565, 43245, 48701, 70695, 146103, 243505, 438309, 730515, 1509731, 2191545, 4529193, 7548655, 13587579, 22645965, 67937895]

約数ペア:

[(1, 67937895), (3, 22645965), (5, 13587579), (9, 7548655), (15, 4529193), (31, 2191545), (45, 1509731), (93, 730515), (155, 438309), (279, 243505), (465, 146103), (961, 70695), (1395, 48701), (1571, 43245), (2883, 23565), (4713, 14415), (4805, 14139), (7855, 8649)]