25211991

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41399}}^1$

素因数の和:41438

約数の個数: 16

約数和(自身を含む): 39744000

約数和(自身を除く): 14532009

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 41399, 124197, 289793, 869379, 1200571, 3601713, 8403997, 25211991]

約数ペア:

[(1, 25211991), (3, 8403997), (7, 3601713), (21, 1200571), (29, 869379), (87, 289793), (203, 124197), (609, 41399)]