221560435

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1\times {\mathrm{1987}}^1$

素因数の和:2790

約数の個数: 16

約数和(自身を含む): 275536800

約数和(自身を除く): 53976365

約数列:

[1, 5, 29, 145, 769, 1987, 3845, 9935, 22301, 57623, 111505, 288115, 1528003, 7640015, 44312087, 221560435]

約数ペア:

[(1, 221560435), (5, 44312087), (29, 7640015), (145, 1528003), (769, 288115), (1987, 111505), (3845, 57623), (9935, 22301)]