153296890

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{68743}}^1$

素因数の和:68973

約数の個数: 16

約数和(自身を含む): 277175808

約数和(自身を除く): 123878918

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 68743, 137486, 343715, 687430, 15329689, 30659378, 76648445, 153296890]

約数ペア:

[(1, 153296890), (2, 76648445), (5, 30659378), (10, 15329689), (223, 687430), (446, 343715), (1115, 137486), (2230, 68743)]