2041715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 16

約数和(自身を含む): 2673216

約数和(自身を除く): 631501

約数列:

[1, 5, 13, 65, 101, 311, 505, 1313, 1555, 4043, 6565, 20215, 31411, 157055, 408343, 2041715]

約数ペア:

[(1, 2041715), (5, 408343), (13, 157055), (65, 31411), (101, 20215), (311, 6565), (505, 4043), (1313, 1555)]