31920855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3671

約数の個数: 32

約数和(自身を含む): 55511040

約数和(自身を除く): 23590185

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2945, 3613, 8835, 10839, 18065, 54195, 68647, 112003, 205941, 336009, 343235, 560015, 1029705, 1680045, 2128057, 6384171, 10640285, 31920855]

約数ペア:

[(1, 31920855), (3, 10640285), (5, 6384171), (15, 2128057), (19, 1680045), (31, 1029705), (57, 560015), (93, 343235), (95, 336009), (155, 205941), (285, 112003), (465, 68647), (589, 54195), (1767, 18065), (2945, 10839), (3613, 8835)]