664862478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2903}}^1$

素因数の和:2982

約数の個数: 96

約数和(自身を含む): 1668522240

約数和(自身を除く): 1003659762

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 49, 57, 82, 98, 114, 123, 133, 147, 246, 266, 287, 294, 399, 574, 779, 798, 861, 931, 1558, 1722, 1862, 2009, 2337, 2793, 2903, 4018, 4674, 5453, 5586, 5806, 6027, 8709, 10906, 12054, 16359, 17418, 20321, 32718, 38171, 40642, 55157, 60963, 76342, 110314, 114513, 119023, 121926, 142247, 165471, 229026, 238046, 284494, 330942, 357069, 386099, 426741, 714138, 772198, 833161, 853482, 1158297, 1666322, 2261437, 2316594, 2499483, 2702693, 4522874, 4998966, 5405386, 5832127, 6784311, 8108079, 11664254, 13568622, 15830059, 16216158, 17496381, 31660118, 34992762, 47490177, 94980354, 110810413, 221620826, 332431239, 664862478]

約数ペア:

[(1, 664862478), (2, 332431239), (3, 221620826), (6, 110810413), (7, 94980354), (14, 47490177), (19, 34992762), (21, 31660118), (38, 17496381), (41, 16216158), (42, 15830059), (49, 13568622), (57, 11664254), (82, 8108079), (98, 6784311), (114, 5832127), (123, 5405386), (133, 4998966), (147, 4522874), (246, 2702693), (266, 2499483), (287, 2316594), (294, 2261437), (399, 1666322), (574, 1158297), (779, 853482), (798, 833161), (861, 772198), (931, 714138), (1558, 426741), (1722, 386099), (1862, 357069), (2009, 330942), (2337, 284494), (2793, 238046), (2903, 229026), (4018, 165471), (4674, 142247), (5453, 121926), (5586, 119023), (5806, 114513), (6027, 110314), (8709, 76342), (10906, 60963), (12054, 55157), (16359, 40642), (17418, 38171), (20321, 32718)]