1247993901

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 2312893440

約数和(自身を除く): 1064899539

約数列:

[1, 3, 7, 9, 11, 21, 33, 59, 63, 77, 99, 131, 177, 231, 233, 393, 413, 531, 649, 693, 699, 917, 1179, 1239, 1441, 1631, 1947, 2097, 2563, 2751, 3717, 4323, 4543, 4893, 5841, 7689, 7729, 8253, 10087, 12969, 13629, 13747, 14679, 17941, 23067, 23187, 30261, 30523, 40887, 41241, 53823, 54103, 69561, 85019, 90783, 91569, 96229, 123723, 151217, 161469, 162309, 213661, 255057, 274707, 288687, 335753, 453651, 486927, 595133, 640983, 765171, 866061, 1007259, 1058519, 1360953, 1785399, 1800857, 1922949, 2350271, 3021777, 3175557, 5356197, 5402571, 7050813, 9526671, 12605999, 16207713, 19809427, 21152439, 37817997, 59428281, 113453991, 138665989, 178284843, 415997967, 1247993901]

約数ペア:

[(1, 1247993901), (3, 415997967), (7, 178284843), (9, 138665989), (11, 113453991), (21, 59428281), (33, 37817997), (59, 21152439), (63, 19809427), (77, 16207713), (99, 12605999), (131, 9526671), (177, 7050813), (231, 5402571), (233, 5356197), (393, 3175557), (413, 3021777), (531, 2350271), (649, 1922949), (693, 1800857), (699, 1785399), (917, 1360953), (1179, 1058519), (1239, 1007259), (1441, 866061), (1631, 765171), (1947, 640983), (2097, 595133), (2563, 486927), (2751, 453651), (3717, 335753), (4323, 288687), (4543, 274707), (4893, 255057), (5841, 213661), (7689, 162309), (7729, 161469), (8253, 151217), (10087, 123723), (12969, 96229), (13629, 91569), (13747, 90783), (14679, 85019), (17941, 69561), (23067, 54103), (23187, 53823), (30261, 41241), (30523, 40887)]