215629043

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3851}}^1$

素因数の和:4298

約数の個数: 16

約数和(自身を含む): 260087040

約数和(自身を除く): 44457997

約数列:

[1, 7, 19, 133, 421, 2947, 3851, 7999, 26957, 55993, 73169, 512183, 1621271, 11348897, 30804149, 215629043]

約数ペア:

[(1, 215629043), (7, 30804149), (19, 11348897), (133, 1621271), (421, 512183), (2947, 73169), (3851, 55993), (7999, 26957)]