1221844377

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{846739}}^1$

素因数の和:846792

約数の個数: 16

約数和(自身を含む): 1801862720

約数和(自身を除く): 580018343

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 846739, 2540217, 11007607, 31329343, 33022821, 93988029, 407281459, 1221844377]

約数ペア:

[(1, 1221844377), (3, 407281459), (13, 93988029), (37, 33022821), (39, 31329343), (111, 11007607), (481, 2540217), (1443, 846739)]