987996968

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{156131}}^1$

素因数の和:156257

約数の個数: 32

約数和(自身を含む): 2135885760

約数和(自身を除く): 1147888792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 6328, 156131, 312262, 624524, 1092917, 1249048, 2185834, 4371668, 8743336, 17642803, 35285606, 70571212, 123499621, 141142424, 246999242, 493998484, 987996968]

約数ペア:

[(1, 987996968), (2, 493998484), (4, 246999242), (7, 141142424), (8, 123499621), (14, 70571212), (28, 35285606), (56, 17642803), (113, 8743336), (226, 4371668), (452, 2185834), (791, 1249048), (904, 1092917), (1582, 624524), (3164, 312262), (6328, 156131)]