398778510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1022509}}^1$

素因数の和:1022532

約数の個数: 32

約数和(自身を含む): 1030690080

約数和(自身を除く): 631911570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1022509, 2045018, 3067527, 5112545, 6135054, 10225090, 13292617, 15337635, 26585234, 30675270, 39877851, 66463085, 79755702, 132926170, 199389255, 398778510]

約数ペア:

[(1, 398778510), (2, 199389255), (3, 132926170), (5, 79755702), (6, 66463085), (10, 39877851), (13, 30675270), (15, 26585234), (26, 15337635), (30, 13292617), (39, 10225090), (65, 6135054), (78, 5112545), (130, 3067527), (195, 2045018), (390, 1022509)]