30921585

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 51190272

約数和(自身を除く): 20268687

約数列:

[1, 3, 5, 15, 41, 123, 137, 205, 367, 411, 615, 685, 1101, 1835, 2055, 5505, 5617, 15047, 16851, 28085, 45141, 50279, 75235, 84255, 150837, 225705, 251395, 754185, 2061439, 6184317, 10307195, 30921585]

約数ペア:

[(1, 30921585), (3, 10307195), (5, 6184317), (15, 2061439), (41, 754185), (123, 251395), (137, 225705), (205, 150837), (367, 84255), (411, 75235), (615, 50279), (685, 45141), (1101, 28085), (1835, 16851), (2055, 15047), (5505, 5617)]