202172855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{18371}}^1$

素因数の和:18478

約数の個数: 16

約数和(自身を含む): 253974528

約数和(自身を除く): 51801673

約数列:

[1, 5, 31, 71, 155, 355, 2201, 11005, 18371, 91855, 569501, 1304341, 2847505, 6521705, 40434571, 202172855]

約数ペア:

[(1, 202172855), (5, 40434571), (31, 6521705), (71, 2847505), (155, 1304341), (355, 569501), (2201, 91855), (11005, 18371)]