3798921

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 6039264

約数和(自身を除く): 2240343

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 601, 903, 1803, 2107, 4207, 6321, 12621, 25843, 29449, 77529, 88347, 180901, 542703, 1266307, 3798921]

約数ペア:

[(1, 3798921), (3, 1266307), (7, 542703), (21, 180901), (43, 88347), (49, 77529), (129, 29449), (147, 25843), (301, 12621), (601, 6321), (903, 4207), (1803, 2107)]