678486501

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 1283862528

約数和(自身を除く): 605376027

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 47, 63, 77, 99, 111, 141, 231, 259, 329, 333, 407, 423, 517, 563, 693, 777, 987, 1221, 1551, 1689, 1739, 2331, 2849, 2961, 3619, 3663, 3941, 4653, 5067, 5217, 6193, 8547, 10857, 11823, 12173, 15651, 18579, 19129, 20831, 25641, 26461, 32571, 35469, 36519, 43351, 55737, 57387, 62493, 79383, 109557, 130053, 133903, 145817, 172161, 185227, 187479, 229141, 238149, 291071, 390159, 401709, 437451, 555681, 687423, 873213, 979057, 1205127, 1312353, 1603987, 1667043, 2037497, 2062269, 2619639, 2937171, 4811961, 6112491, 6853399, 8811513, 10769627, 14435883, 18337473, 20560197, 32308881, 61680591, 75387389, 96926643, 226162167, 678486501]

約数ペア:

[(1, 678486501), (3, 226162167), (7, 96926643), (9, 75387389), (11, 61680591), (21, 32308881), (33, 20560197), (37, 18337473), (47, 14435883), (63, 10769627), (77, 8811513), (99, 6853399), (111, 6112491), (141, 4811961), (231, 2937171), (259, 2619639), (329, 2062269), (333, 2037497), (407, 1667043), (423, 1603987), (517, 1312353), (563, 1205127), (693, 979057), (777, 873213), (987, 687423), (1221, 555681), (1551, 437451), (1689, 401709), (1739, 390159), (2331, 291071), (2849, 238149), (2961, 229141), (3619, 187479), (3663, 185227), (3941, 172161), (4653, 145817), (5067, 133903), (5217, 130053), (6193, 109557), (8547, 79383), (10857, 62493), (11823, 57387), (12173, 55737), (15651, 43351), (18579, 36519), (19129, 35469), (20831, 32571), (25641, 26461)]