42820449

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 67461120

約数和(自身を除く): 24640671

約数列:

[1, 3, 7, 21, 53, 79, 159, 237, 371, 487, 553, 1113, 1461, 1659, 3409, 4187, 10227, 12561, 25811, 29309, 38473, 77433, 87927, 115419, 180677, 269311, 542031, 807933, 2039069, 6117207, 14273483, 42820449]

約数ペア:

[(1, 42820449), (3, 14273483), (7, 6117207), (21, 2039069), (53, 807933), (79, 542031), (159, 269311), (237, 180677), (371, 115419), (487, 87927), (553, 77433), (1113, 38473), (1461, 29309), (1659, 25811), (3409, 12561), (4187, 10227)]