1221051

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 1774080

約数和(自身を除く): 553029

約数列:

[1, 3, 13, 39, 131, 239, 393, 717, 1703, 3107, 5109, 9321, 31309, 93927, 407017, 1221051]

約数ペア:

[(1, 1221051), (3, 407017), (13, 93927), (39, 31309), (131, 9321), (239, 5109), (393, 3107), (717, 1703)]