646999128

素因数分解:

$2^3\times 3^2\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 1780356240

約数和(自身を除く): 1133357112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 113, 226, 281, 283, 339, 452, 562, 566, 678, 843, 849, 904, 1017, 1124, 1132, 1356, 1686, 1698, 2034, 2248, 2264, 2529, 2547, 2712, 3372, 3396, 4068, 5058, 5094, 6744, 6792, 8136, 10116, 10188, 20232, 20376, 31753, 31979, 63506, 63958, 79523, 95259, 95937, 127012, 127916, 159046, 190518, 191874, 238569, 254024, 255832, 285777, 287811, 318092, 381036, 383748, 477138, 571554, 575622, 636184, 715707, 762072, 767496, 954276, 1143108, 1151244, 1431414, 1908552, 2286216, 2302488, 2862828, 5725656, 8986099, 17972198, 26958297, 35944396, 53916594, 71888792, 80874891, 107833188, 161749782, 215666376, 323499564, 646999128]

約数ペア:

[(1, 646999128), (2, 323499564), (3, 215666376), (4, 161749782), (6, 107833188), (8, 80874891), (9, 71888792), (12, 53916594), (18, 35944396), (24, 26958297), (36, 17972198), (72, 8986099), (113, 5725656), (226, 2862828), (281, 2302488), (283, 2286216), (339, 1908552), (452, 1431414), (562, 1151244), (566, 1143108), (678, 954276), (843, 767496), (849, 762072), (904, 715707), (1017, 636184), (1124, 575622), (1132, 571554), (1356, 477138), (1686, 383748), (1698, 381036), (2034, 318092), (2248, 287811), (2264, 285777), (2529, 255832), (2547, 254024), (2712, 238569), (3372, 191874), (3396, 190518), (4068, 159046), (5058, 127916), (5094, 127012), (6744, 95937), (6792, 95259), (8136, 79523), (10116, 63958), (10188, 63506), (20232, 31979), (20376, 31753)]