421673283

素因数分解:

$3^7\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 674472960

約数和(自身を除く): 252799677

約数列:

[1, 3, 9, 23, 27, 69, 81, 83, 101, 207, 243, 249, 303, 621, 729, 747, 909, 1863, 1909, 2187, 2241, 2323, 2727, 5589, 5727, 6723, 6969, 8181, 8383, 16767, 17181, 20169, 20907, 24543, 25149, 50301, 51543, 60507, 62721, 73629, 75447, 154629, 181521, 188163, 192809, 220887, 226341, 463887, 564489, 578427, 679023, 1391661, 1693467, 1735281, 2037069, 4174983, 5080401, 5205843, 6111207, 15617529, 18333621, 46852587, 140557761, 421673283]

約数ペア:

[(1, 421673283), (3, 140557761), (9, 46852587), (23, 18333621), (27, 15617529), (69, 6111207), (81, 5205843), (83, 5080401), (101, 4174983), (207, 2037069), (243, 1735281), (249, 1693467), (303, 1391661), (621, 679023), (729, 578427), (747, 564489), (909, 463887), (1863, 226341), (1909, 220887), (2187, 192809), (2241, 188163), (2323, 181521), (2727, 154629), (5589, 75447), (5727, 73629), (6723, 62721), (6969, 60507), (8181, 51543), (8383, 50301), (16767, 25149), (17181, 24543), (20169, 20907)]