4128786

素因数分解:

$2^1\times 3^3\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 9252480

約数和(自身を除く): 5123694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 157, 314, 471, 487, 942, 974, 1413, 1461, 2826, 2922, 4239, 4383, 8478, 8766, 13149, 26298, 76459, 152918, 229377, 458754, 688131, 1376262, 2064393, 4128786]

約数ペア:

[(1, 4128786), (2, 2064393), (3, 1376262), (6, 688131), (9, 458754), (18, 229377), (27, 152918), (54, 76459), (157, 26298), (314, 13149), (471, 8766), (487, 8478), (942, 4383), (974, 4239), (1413, 2922), (1461, 2826)]