31969215

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7639}}^1$

素因数の和:7684

約数の個数: 32

約数和(自身を含む): 58675200

約数和(自身を除く): 26705985

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 7639, 22917, 38195, 68751, 114585, 206253, 236809, 343755, 710427, 1031265, 1184045, 2131281, 3552135, 6393843, 10656405, 31969215]

約数ペア:

[(1, 31969215), (3, 10656405), (5, 6393843), (9, 3552135), (15, 2131281), (27, 1184045), (31, 1031265), (45, 710427), (93, 343755), (135, 236809), (155, 206253), (279, 114585), (465, 68751), (837, 38195), (1395, 22917), (4185, 7639)]