385245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 763776

約数和(自身を除く): 378531

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1223, 3669, 6115, 8561, 11007, 18345, 25683, 42805, 55035, 77049, 128415, 385245]

約数ペア:

[(1, 385245), (3, 128415), (5, 77049), (7, 55035), (9, 42805), (15, 25683), (21, 18345), (35, 11007), (45, 8561), (63, 6115), (105, 3669), (315, 1223)]