213503545

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 258531840

約数和(自身を除く): 45028295

約数列:

[1, 5, 223, 419, 457, 1115, 2095, 2285, 93437, 101911, 191483, 467185, 509555, 957415, 42700709, 213503545]

約数ペア:

[(1, 213503545), (5, 42700709), (223, 957415), (419, 509555), (457, 467185), (1115, 191483), (2095, 101911), (2285, 93437)]