81460043

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 102297600

約数和(自身を除く): 20837557

約数列:

[1, 7, 23, 29, 73, 161, 203, 239, 511, 667, 1673, 1679, 2117, 4669, 5497, 6931, 11753, 14819, 17447, 38479, 48517, 48691, 122129, 159413, 340837, 401281, 505963, 1115891, 2808967, 3541741, 11637149, 81460043]

約数ペア:

[(1, 81460043), (7, 11637149), (23, 3541741), (29, 2808967), (73, 1115891), (161, 505963), (203, 401281), (239, 340837), (511, 159413), (667, 122129), (1673, 48691), (1679, 48517), (2117, 38479), (4669, 17447), (5497, 14819), (6931, 11753)]