638642010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{21288067}}^1$

素因数の和:21288077

約数の個数: 16

約数和(自身を含む): 1532740896

約数和(自身を除く): 894098886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 21288067, 42576134, 63864201, 106440335, 127728402, 212880670, 319321005, 638642010]

約数ペア:

[(1, 638642010), (2, 319321005), (3, 212880670), (5, 127728402), (6, 106440335), (10, 63864201), (15, 42576134), (30, 21288067)]