247977215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{94109}}^1$

素因数の和:94162

約数の個数: 16

約数和(自身を含む): 325244160

約数和(自身を除く): 77266945

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 94109, 470545, 1599853, 2917379, 7999265, 14586895, 49595443, 247977215]

約数ペア:

[(1, 247977215), (5, 49595443), (17, 14586895), (31, 7999265), (85, 2917379), (155, 1599853), (527, 470545), (2635, 94109)]