2181567290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{16657}}^1$

素因数の和:18542

約数の個数: 32

約数和(自身を含む): 4490463744

約数和(自身を除く): 2308896454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1871, 3742, 9355, 13097, 16657, 18710, 26194, 33314, 65485, 83285, 116599, 130970, 166570, 233198, 582995, 1165990, 31165247, 62330494, 155826235, 218156729, 311652470, 436313458, 1090783645, 2181567290]

約数ペア:

[(1, 2181567290), (2, 1090783645), (5, 436313458), (7, 311652470), (10, 218156729), (14, 155826235), (35, 62330494), (70, 31165247), (1871, 1165990), (3742, 582995), (9355, 233198), (13097, 166570), (16657, 130970), (18710, 116599), (26194, 83285), (33314, 65485)]