7864758

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:210

約数の個数: 72

約数和(自身を含む): 19669104

約数和(自身を除く): 11804346

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 121, 138, 157, 198, 207, 242, 253, 314, 363, 414, 471, 506, 726, 759, 942, 1089, 1413, 1518, 1727, 2178, 2277, 2783, 2826, 3454, 3611, 4554, 5181, 5566, 7222, 8349, 10362, 10833, 15543, 16698, 18997, 21666, 25047, 31086, 32499, 37994, 39721, 50094, 56991, 64998, 79442, 113982, 119163, 170973, 238326, 341946, 357489, 436931, 714978, 873862, 1310793, 2621586, 3932379, 7864758]

約数ペア:

[(1, 7864758), (2, 3932379), (3, 2621586), (6, 1310793), (9, 873862), (11, 714978), (18, 436931), (22, 357489), (23, 341946), (33, 238326), (46, 170973), (66, 119163), (69, 113982), (99, 79442), (121, 64998), (138, 56991), (157, 50094), (198, 39721), (207, 37994), (242, 32499), (253, 31086), (314, 25047), (363, 21666), (414, 18997), (471, 16698), (506, 15543), (726, 10833), (759, 10362), (942, 8349), (1089, 7222), (1413, 5566), (1518, 5181), (1727, 4554), (2178, 3611), (2277, 3454), (2783, 2826)]