221406665984

素因数分解:

$2^8\times 7^1\times {\mathrm{3307}}^1\times {\mathrm{37361}}^1$

素因数の和:40691

約数の個数: 72

約数和(自身を含む): 505250211648

約数和(自身を除く): 283843545664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 3307, 6614, 13228, 23149, 26456, 37361, 46298, 52912, 74722, 92596, 105824, 149444, 185192, 211648, 261527, 298888, 370384, 423296, 523054, 597776, 740768, 846592, 1046108, 1195552, 1481536, 2092216, 2391104, 2963072, 4184432, 4782208, 5926144, 8368864, 9564416, 16737728, 33475456, 66950912, 123552827, 247105654, 494211308, 864869789, 988422616, 1729739578, 1976845232, 3459479156, 3953690464, 6918958312, 7907380928, 13837916624, 15814761856, 27675833248, 31629523712, 55351666496, 110703332992, 221406665984]

約数ペア:

[(1, 221406665984), (2, 110703332992), (4, 55351666496), (7, 31629523712), (8, 27675833248), (14, 15814761856), (16, 13837916624), (28, 7907380928), (32, 6918958312), (56, 3953690464), (64, 3459479156), (112, 1976845232), (128, 1729739578), (224, 988422616), (256, 864869789), (448, 494211308), (896, 247105654), (1792, 123552827), (3307, 66950912), (6614, 33475456), (13228, 16737728), (23149, 9564416), (26456, 8368864), (37361, 5926144), (46298, 4782208), (52912, 4184432), (74722, 2963072), (92596, 2391104), (105824, 2092216), (149444, 1481536), (185192, 1195552), (211648, 1046108), (261527, 846592), (298888, 740768), (370384, 597776), (423296, 523054)]