263781570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{676363}}^1$

素因数の和:676386

約数の個数: 32

約数和(自身を含む): 681774912

約数和(自身を除く): 417993342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 676363, 1352726, 2029089, 3381815, 4058178, 6763630, 8792719, 10145445, 17585438, 20290890, 26378157, 43963595, 52756314, 87927190, 131890785, 263781570]

約数ペア:

[(1, 263781570), (2, 131890785), (3, 87927190), (5, 52756314), (6, 43963595), (10, 26378157), (13, 20290890), (15, 17585438), (26, 10145445), (30, 8792719), (39, 6763630), (65, 4058178), (78, 3381815), (130, 2029089), (195, 1352726), (390, 676363)]