242539009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{809}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 264384000

約数和(自身を除く): 21844991

約数列:

[1, 19, 31, 509, 589, 809, 9671, 15371, 15779, 25079, 299801, 411781, 476501, 7823839, 12765211, 242539009]

約数ペア:

[(1, 242539009), (19, 12765211), (31, 7823839), (509, 476501), (589, 411781), (809, 299801), (9671, 25079), (15371, 15779)]