28413245

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6197}}^1$

素因数の和:6340

約数の個数: 16

約数和(自身を含む): 39270528

約数和(自身を除く): 10857283

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 6197, 30985, 43379, 216895, 811807, 4059035, 5682649, 28413245]

約数ペア:

[(1, 28413245), (5, 5682649), (7, 4059035), (35, 811807), (131, 216895), (655, 43379), (917, 30985), (4585, 6197)]