81629355

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{503}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 135475200

約数和(自身を除く): 53845845

約数列:

[1, 3, 5, 15, 31, 93, 155, 349, 465, 503, 1047, 1509, 1745, 2515, 5235, 7545, 10819, 15593, 32457, 46779, 54095, 77965, 162285, 175547, 233895, 526641, 877735, 2633205, 5441957, 16325871, 27209785, 81629355]

約数ペア:

[(1, 81629355), (3, 27209785), (5, 16325871), (15, 5441957), (31, 2633205), (93, 877735), (155, 526641), (349, 233895), (465, 175547), (503, 162285), (1047, 77965), (1509, 54095), (1745, 46779), (2515, 32457), (5235, 15593), (7545, 10819)]