15664518

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 35788896

約数和(自身を除く): 20124378

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 157, 207, 241, 314, 414, 471, 482, 723, 942, 1413, 1446, 2169, 2826, 3611, 4338, 5543, 7222, 10833, 11086, 16629, 21666, 32499, 33258, 37837, 49887, 64998, 75674, 99774, 113511, 227022, 340533, 681066, 870251, 1740502, 2610753, 5221506, 7832259, 15664518]

約数ペア:

[(1, 15664518), (2, 7832259), (3, 5221506), (6, 2610753), (9, 1740502), (18, 870251), (23, 681066), (46, 340533), (69, 227022), (138, 113511), (157, 99774), (207, 75674), (241, 64998), (314, 49887), (414, 37837), (471, 33258), (482, 32499), (723, 21666), (942, 16629), (1413, 11086), (1446, 10833), (2169, 7222), (2826, 5543), (3611, 4338)]