61680821

素因数分解:

${\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2900

約数の個数: 12

約数和(自身を含む): 66188844

約数和(自身を除く): 4508023

約数列:

[1, 19, 61, 361, 1159, 2801, 22021, 53219, 170861, 1011161, 3246359, 61680821]

約数ペア:

[(1, 61680821), (19, 3246359), (61, 1011161), (361, 170861), (1159, 53219), (2801, 22021)]