207311815

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{4001}}^1$

素因数の和:4290

約数の個数: 16

約数和(自身を含む): 255679776

約数和(自身を除く): 48367961

約数列:

[1, 5, 43, 215, 241, 1205, 4001, 10363, 20005, 51815, 172043, 860215, 964241, 4821205, 41462363, 207311815]

約数ペア:

[(1, 207311815), (5, 41462363), (43, 4821205), (215, 964241), (241, 860215), (1205, 172043), (4001, 51815), (10363, 20005)]