128392722

素因数分解:

$2^1\times 3^3\times {\mathrm{1531}}^1\times {\mathrm{1553}}^1$

素因数の和:3095

約数の個数: 32

約数和(自身を含む): 285687360

約数和(自身を除く): 157294638

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1531, 1553, 3062, 3106, 4593, 4659, 9186, 9318, 13779, 13977, 27558, 27954, 41337, 41931, 82674, 83862, 2377643, 4755286, 7132929, 14265858, 21398787, 42797574, 64196361, 128392722]

約数ペア:

[(1, 128392722), (2, 64196361), (3, 42797574), (6, 21398787), (9, 14265858), (18, 7132929), (27, 4755286), (54, 2377643), (1531, 83862), (1553, 82674), (3062, 41931), (3106, 41337), (4593, 27954), (4659, 27558), (9186, 13977), (9318, 13779)]