388621965

素因数分解:

$3^1\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{16223}}^1$

素因数の和:17828

約数の個数: 16

約数和(自身を含む): 622222848

約数和(自身を除く): 233600883

約数列:

[1, 3, 5, 15, 1597, 4791, 7985, 16223, 23955, 48669, 81115, 243345, 25908131, 77724393, 129540655, 388621965]

約数ペア:

[(1, 388621965), (3, 129540655), (5, 77724393), (15, 25908131), (1597, 243345), (4791, 81115), (7985, 48669), (16223, 23955)]