331394402979

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{30916541}}^1$

素因数の和:30916947

約数の個数: 16

約数和(自身を含む): 492191348640

約数和(自身を除く): 160796945661

約数列:

[1, 3, 9, 27, 397, 1191, 3573, 10719, 30916541, 92749623, 278248869, 834746607, 12273866777, 36821600331, 110464800993, 331394402979]

約数ペア:

[(1, 331394402979), (3, 110464800993), (9, 36821600331), (27, 12273866777), (397, 834746607), (1191, 278248869), (3573, 92749623), (10719, 30916541)]