1217692

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 2459744

約数和(自身を除く): 1242052

約数列:

[1, 2, 4, 7, 14, 28, 157, 277, 314, 554, 628, 1099, 1108, 1939, 2198, 3878, 4396, 7756, 43489, 86978, 173956, 304423, 608846, 1217692]

約数ペア:

[(1, 1217692), (2, 608846), (4, 304423), (7, 173956), (14, 86978), (28, 43489), (157, 7756), (277, 4396), (314, 3878), (554, 2198), (628, 1939), (1099, 1108)]