221569738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{881}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 380071440

約数和(自身を除く): 158501702

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 569, 881, 1138, 1762, 7397, 9673, 11453, 14794, 14977, 19346, 22906, 29954, 125749, 194701, 251498, 389402, 501289, 1002578, 6516757, 8521913, 13033514, 17043826, 110784869, 221569738]

約数ペア:

[(1, 221569738), (2, 110784869), (13, 17043826), (17, 13033514), (26, 8521913), (34, 6516757), (221, 1002578), (442, 501289), (569, 389402), (881, 251498), (1138, 194701), (1762, 125749), (7397, 29954), (9673, 22906), (11453, 19346), (14794, 14977)]