128340446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{991}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 220485888

約数和(自身を除く): 92145442

約数列:

[1, 2, 13, 17, 26, 34, 221, 293, 442, 586, 991, 1982, 3809, 4981, 7618, 9962, 12883, 16847, 25766, 33694, 64753, 129506, 219011, 290363, 438022, 580726, 3774719, 4936171, 7549438, 9872342, 64170223, 128340446]

約数ペア:

[(1, 128340446), (2, 64170223), (13, 9872342), (17, 7549438), (26, 4936171), (34, 3774719), (221, 580726), (293, 438022), (442, 290363), (586, 219011), (991, 129506), (1982, 64753), (3809, 33694), (4981, 25766), (7618, 16847), (9962, 12883)]