239678790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{614561}}^1$

素因数の和:614584

約数の個数: 32

約数和(自身を含む): 619478496

約数和(自身を除く): 379799706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 614561, 1229122, 1843683, 3072805, 3687366, 6145610, 7989293, 9218415, 15978586, 18436830, 23967879, 39946465, 47935758, 79892930, 119839395, 239678790]

約数ペア:

[(1, 239678790), (2, 119839395), (3, 79892930), (5, 47935758), (6, 39946465), (10, 23967879), (13, 18436830), (15, 15978586), (26, 9218415), (30, 7989293), (39, 6145610), (65, 3687366), (78, 3072805), (130, 1843683), (195, 1229122), (390, 614561)]