391445828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1831}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 754051200

約数和(自身を除く): 362605372

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 97, 116, 194, 388, 551, 1102, 1831, 1843, 2204, 2813, 3662, 3686, 5626, 7324, 7372, 11252, 34789, 53099, 53447, 69578, 106198, 106894, 139156, 177607, 212396, 213788, 355214, 710428, 1008881, 2017762, 3374533, 4035524, 5150603, 6749066, 10301206, 13498132, 20602412, 97861457, 195722914, 391445828]

約数ペア:

[(1, 391445828), (2, 195722914), (4, 97861457), (19, 20602412), (29, 13498132), (38, 10301206), (58, 6749066), (76, 5150603), (97, 4035524), (116, 3374533), (194, 2017762), (388, 1008881), (551, 710428), (1102, 355214), (1831, 213788), (1843, 212396), (2204, 177607), (2813, 139156), (3662, 106894), (3686, 106198), (5626, 69578), (7324, 53447), (7372, 53099), (11252, 34789)]