9990804

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 24385536

約数和(自身を除く): 14394732

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 107, 124, 186, 214, 251, 321, 372, 428, 502, 642, 753, 1004, 1284, 1506, 3012, 3317, 6634, 7781, 9951, 13268, 15562, 19902, 23343, 26857, 31124, 39804, 46686, 53714, 80571, 93372, 107428, 161142, 322284, 832567, 1665134, 2497701, 3330268, 4995402, 9990804]

約数ペア:

[(1, 9990804), (2, 4995402), (3, 3330268), (4, 2497701), (6, 1665134), (12, 832567), (31, 322284), (62, 161142), (93, 107428), (107, 93372), (124, 80571), (186, 53714), (214, 46686), (251, 39804), (321, 31124), (372, 26857), (428, 23343), (502, 19902), (642, 15562), (753, 13268), (1004, 9951), (1284, 7781), (1506, 6634), (3012, 3317)]