211577728

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 441815040

約数和(自身を除く): 230237312

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 284, 496, 568, 751, 992, 1136, 1502, 1984, 2201, 2272, 3004, 3968, 4402, 4544, 6008, 8804, 9088, 12016, 17608, 23281, 24032, 35216, 46562, 48064, 53321, 70432, 93124, 96128, 106642, 140864, 186248, 213284, 281728, 372496, 426568, 744992, 853136, 1489984, 1652951, 1706272, 2979968, 3305902, 3412544, 6611804, 6825088, 13223608, 26447216, 52894432, 105788864, 211577728]

約数ペア:

[(1, 211577728), (2, 105788864), (4, 52894432), (8, 26447216), (16, 13223608), (31, 6825088), (32, 6611804), (62, 3412544), (64, 3305902), (71, 2979968), (124, 1706272), (128, 1652951), (142, 1489984), (248, 853136), (284, 744992), (496, 426568), (568, 372496), (751, 281728), (992, 213284), (1136, 186248), (1502, 140864), (1984, 106642), (2201, 96128), (2272, 93124), (3004, 70432), (3968, 53321), (4402, 48064), (4544, 46562), (6008, 35216), (8804, 24032), (9088, 23281), (12016, 17608)]