203886385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{9437}}^1$

素因数の和:9620

約数の個数: 16

約数和(自身を含む): 254826000

約数和(自身を除く): 50939615

約数列:

[1, 5, 29, 145, 149, 745, 4321, 9437, 21605, 47185, 273673, 1368365, 1406113, 7030565, 40777277, 203886385]

約数ペア:

[(1, 203886385), (5, 40777277), (29, 7030565), (145, 1406113), (149, 1368365), (745, 273673), (4321, 47185), (9437, 21605)]