161713214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{643}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 277512480

約数和(自身を除く): 115799266

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 569, 643, 1138, 1286, 7397, 8359, 9673, 10931, 14794, 16718, 19346, 21862, 125749, 142103, 251498, 284206, 365867, 731734, 4756271, 6219739, 9512542, 12439478, 80856607, 161713214]

約数ペア:

[(1, 161713214), (2, 80856607), (13, 12439478), (17, 9512542), (26, 6219739), (34, 4756271), (221, 731734), (442, 365867), (569, 284206), (643, 251498), (1138, 142103), (1286, 125749), (7397, 21862), (8359, 19346), (9673, 16718), (10931, 14794)]