394671015

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26821}}^1$

素因数の和:26944

約数の個数: 32

約数和(自身を含む): 708100800

約数和(自身を除く): 313429785

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 14715, 26821, 80463, 134105, 241389, 402315, 724167, 1206945, 2923489, 3620835, 8770467, 14617445, 26311401, 43852335, 78934203, 131557005, 394671015]

約数ペア:

[(1, 394671015), (3, 131557005), (5, 78934203), (9, 43852335), (15, 26311401), (27, 14617445), (45, 8770467), (109, 3620835), (135, 2923489), (327, 1206945), (545, 724167), (981, 402315), (1635, 241389), (2943, 134105), (4905, 80463), (14715, 26821)]