64697521

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6781}}^1$

素因数の和:6864

約数の個数: 16

約数和(自身を含む): 78128640

約数和(自身を除く): 13431119

約数列:

[1, 7, 29, 47, 203, 329, 1363, 6781, 9541, 47467, 196649, 318707, 1376543, 2230949, 9242503, 64697521]

約数ペア:

[(1, 64697521), (7, 9242503), (29, 2230949), (47, 1376543), (203, 318707), (329, 196649), (1363, 47467), (6781, 9541)]