521121144

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 1329229440

約数和(自身を除く): 808108296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 131, 166, 249, 262, 332, 393, 498, 524, 664, 786, 996, 1048, 1572, 1992, 1997, 3144, 3994, 5991, 7988, 10873, 11982, 15976, 21746, 23964, 32619, 43492, 47928, 65238, 86984, 130476, 165751, 260952, 261607, 331502, 497253, 523214, 663004, 784821, 994506, 1046428, 1326008, 1569642, 1989012, 2092856, 3139284, 3978024, 6278568, 21713381, 43426762, 65140143, 86853524, 130280286, 173707048, 260560572, 521121144]

約数ペア:

[(1, 521121144), (2, 260560572), (3, 173707048), (4, 130280286), (6, 86853524), (8, 65140143), (12, 43426762), (24, 21713381), (83, 6278568), (131, 3978024), (166, 3139284), (249, 2092856), (262, 1989012), (332, 1569642), (393, 1326008), (498, 1046428), (524, 994506), (664, 784821), (786, 663004), (996, 523214), (1048, 497253), (1572, 331502), (1992, 261607), (1997, 260952), (3144, 165751), (3994, 130476), (5991, 86984), (7988, 65238), (10873, 47928), (11982, 43492), (15976, 32619), (21746, 23964)]