221331712

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4259}}^1$

素因数の和:4311

約数の個数: 72

約数和(自身を含む): 522446400

約数和(自身を除く): 301114688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 812, 896, 928, 1624, 1792, 1856, 3248, 3712, 4259, 6496, 7424, 8518, 12992, 17036, 25984, 29813, 34072, 51968, 59626, 68144, 119252, 123511, 136288, 238504, 247022, 272576, 477008, 494044, 545152, 864577, 954016, 988088, 1090304, 1729154, 1908032, 1976176, 3458308, 3816064, 3952352, 6916616, 7632128, 7904704, 13833232, 15809408, 27666464, 31618816, 55332928, 110665856, 221331712]

約数ペア:

[(1, 221331712), (2, 110665856), (4, 55332928), (7, 31618816), (8, 27666464), (14, 15809408), (16, 13833232), (28, 7904704), (29, 7632128), (32, 6916616), (56, 3952352), (58, 3816064), (64, 3458308), (112, 1976176), (116, 1908032), (128, 1729154), (203, 1090304), (224, 988088), (232, 954016), (256, 864577), (406, 545152), (448, 494044), (464, 477008), (812, 272576), (896, 247022), (928, 238504), (1624, 136288), (1792, 123511), (1856, 119252), (3248, 68144), (3712, 59626), (4259, 51968), (6496, 34072), (7424, 29813), (8518, 25984), (12992, 17036)]