1221501

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 1767744

約数和(自身を除く): 546243

約数列:

[1, 3, 17, 43, 51, 129, 557, 731, 1671, 2193, 9469, 23951, 28407, 71853, 407167, 1221501]

約数ペア:

[(1, 1221501), (3, 407167), (17, 71853), (43, 28407), (51, 23951), (129, 9469), (557, 2193), (731, 1671)]