28155215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{827}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 36961920

約数和(自身を除く): 8806705

約数列:

[1, 5, 11, 55, 619, 827, 3095, 4135, 6809, 9097, 34045, 45485, 511913, 2559565, 5631043, 28155215]

約数ペア:

[(1, 28155215), (5, 5631043), (11, 2559565), (55, 511913), (619, 45485), (827, 34045), (3095, 9097), (4135, 6809)]