1489679984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{12721}}^1$

素因数の和:13305

約数の個数: 40

約数和(自身を含む): 3114040272

約数和(自身を除く): 1624360288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 563, 1126, 2252, 4504, 7319, 9008, 12721, 14638, 25442, 29276, 50884, 58552, 101768, 117104, 165373, 203536, 330746, 661492, 1322984, 2645968, 7161923, 14323846, 28647692, 57295384, 93104999, 114590768, 186209998, 372419996, 744839992, 1489679984]

約数ペア:

[(1, 1489679984), (2, 744839992), (4, 372419996), (8, 186209998), (13, 114590768), (16, 93104999), (26, 57295384), (52, 28647692), (104, 14323846), (208, 7161923), (563, 2645968), (1126, 1322984), (2252, 661492), (4504, 330746), (7319, 203536), (9008, 165373), (12721, 117104), (14638, 101768), (25442, 58552), (29276, 50884)]