2019944199

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 3614901696

約数和(自身を除く): 1594957497

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 97, 119, 147, 221, 273, 291, 357, 637, 641, 663, 679, 833, 1261, 1547, 1649, 1911, 1923, 2037, 2499, 3783, 4487, 4641, 4753, 4947, 8333, 8827, 10829, 10897, 11543, 13461, 14259, 21437, 24999, 26481, 31409, 32487, 32691, 34629, 58331, 61789, 62177, 64311, 76279, 80801, 94227, 141661, 150059, 174993, 185367, 186531, 228837, 242403, 408317, 424983, 435239, 450177, 533953, 808301, 991627, 1050413, 1057009, 1224951, 1305717, 1601859, 2424903, 2974881, 3046673, 3151239, 3171027, 5658107, 6941389, 7399063, 9140019, 13741117, 16974321, 20824167, 22197189, 39606749, 41223351, 51793441, 96187819, 118820247, 155380323, 288563457, 673314733, 2019944199]

約数ペア:

[(1, 2019944199), (3, 673314733), (7, 288563457), (13, 155380323), (17, 118820247), (21, 96187819), (39, 51793441), (49, 41223351), (51, 39606749), (91, 22197189), (97, 20824167), (119, 16974321), (147, 13741117), (221, 9140019), (273, 7399063), (291, 6941389), (357, 5658107), (637, 3171027), (641, 3151239), (663, 3046673), (679, 2974881), (833, 2424903), (1261, 1601859), (1547, 1305717), (1649, 1224951), (1911, 1057009), (1923, 1050413), (2037, 991627), (2499, 808301), (3783, 533953), (4487, 450177), (4641, 435239), (4753, 424983), (4947, 408317), (8333, 242403), (8827, 228837), (10829, 186531), (10897, 185367), (11543, 174993), (13461, 150059), (14259, 141661), (21437, 94227), (24999, 80801), (26481, 76279), (31409, 64311), (32487, 62177), (32691, 61789), (34629, 58331)]