72003407

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1913}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 86972160

約数和(自身を除く): 14968753

約数列:

[1, 7, 19, 133, 283, 1913, 1981, 5377, 13391, 36347, 37639, 254429, 541379, 3789653, 10286201, 72003407]

約数ペア:

[(1, 72003407), (7, 10286201), (19, 3789653), (133, 541379), (283, 254429), (1913, 37639), (1981, 36347), (5377, 13391)]