165864376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64189}}^1$

素因数の和:64231

約数の個数: 32

約数和(自身を含む): 346626000

約数和(自身を除く): 180761624

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 64189, 128378, 256756, 513512, 1091213, 1219591, 2182426, 2439182, 4364852, 4878364, 8729704, 9756728, 20733047, 41466094, 82932188, 165864376]

約数ペア:

[(1, 165864376), (2, 82932188), (4, 41466094), (8, 20733047), (17, 9756728), (19, 8729704), (34, 4878364), (38, 4364852), (68, 2439182), (76, 2182426), (136, 1219591), (152, 1091213), (323, 513512), (646, 256756), (1292, 128378), (2584, 64189)]