289707076

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{461317}}^1$

素因数の和:461478

約数の個数: 12

約数和(自身を含む): 510217708

約数和(自身を除く): 220510632

約数列:

[1, 2, 4, 157, 314, 628, 461317, 922634, 1845268, 72426769, 144853538, 289707076]

約数ペア:

[(1, 289707076), (2, 144853538), (4, 72426769), (157, 1845268), (314, 922634), (628, 461317)]