55551555

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17891}}^1$

素因数の和:17928

約数の個数: 32

約数和(自身を含む): 103057920

約数和(自身を除く): 47506365

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 17891, 53673, 89455, 161019, 268365, 411493, 483057, 805095, 1234479, 2057465, 2415285, 3703437, 6172395, 11110311, 18517185, 55551555]

約数ペア:

[(1, 55551555), (3, 18517185), (5, 11110311), (9, 6172395), (15, 3703437), (23, 2415285), (27, 2057465), (45, 1234479), (69, 805095), (115, 483057), (135, 411493), (207, 268365), (345, 161019), (621, 89455), (1035, 53673), (3105, 17891)]