2215886

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:547

約数の個数: 16

約数和(自身を含む): 3468528

約数和(自身を除く): 1252642

約数列:

[1, 2, 41, 61, 82, 122, 443, 886, 2501, 5002, 18163, 27023, 36326, 54046, 1107943, 2215886]

約数ペア:

[(1, 2215886), (2, 1107943), (41, 54046), (61, 36326), (82, 27023), (122, 18163), (443, 5002), (886, 2501)]