212721393026

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{5585291}}^1$

素因数の和:5585569

約数の個数: 16

約数和(自身を含む): 323723524320

約数和(自身を除く): 111002131294

約数列:

[1, 2, 137, 139, 274, 278, 19043, 38086, 5585291, 11170582, 765184867, 776355449, 1530369734, 1552710898, 106360696513, 212721393026]

約数ペア:

[(1, 212721393026), (2, 106360696513), (137, 1552710898), (139, 1530369734), (274, 776355449), (278, 765184867), (19043, 11170582), (38086, 5585291)]