390633265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{308801}}^1$

素因数の和:308840

約数の個数: 16

約数和(自身を含む): 533609856

約数和(自身を除く): 142976591

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 308801, 1544005, 3396811, 7102423, 16984055, 35512115, 78126653, 390633265]

約数ペア:

[(1, 390633265), (5, 78126653), (11, 35512115), (23, 16984055), (55, 7102423), (115, 3396811), (253, 1544005), (1265, 308801)]