26984979

素因数分解:

$3^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{769}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 44684640

約数和(自身を除く): 17699661

約数列:

[1, 3, 7, 9, 21, 63, 557, 769, 1671, 2307, 3899, 5013, 5383, 6921, 11697, 16149, 35091, 48447, 428333, 1284999, 2998331, 3854997, 8994993, 26984979]

約数ペア:

[(1, 26984979), (3, 8994993), (7, 3854997), (9, 2998331), (21, 1284999), (63, 428333), (557, 48447), (769, 35091), (1671, 16149), (2307, 11697), (3899, 6921), (5013, 5383)]