31863627

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 20421333

約数列:

[1, 3, 9, 17, 19, 51, 57, 97, 113, 153, 171, 291, 323, 339, 873, 969, 1017, 1649, 1843, 1921, 2147, 2907, 4947, 5529, 5763, 6441, 10961, 14841, 16587, 17289, 19323, 31331, 32883, 36499, 93993, 98649, 109497, 186337, 208259, 281979, 328491, 559011, 624777, 1677033, 1874331, 3540403, 10621209, 31863627]

約数ペア:

[(1, 31863627), (3, 10621209), (9, 3540403), (17, 1874331), (19, 1677033), (51, 624777), (57, 559011), (97, 328491), (113, 281979), (153, 208259), (171, 186337), (291, 109497), (323, 98649), (339, 93993), (873, 36499), (969, 32883), (1017, 31331), (1649, 19323), (1843, 17289), (1921, 16587), (2147, 14841), (2907, 10961), (4947, 6441), (5529, 5763)]