173120885

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1973}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 250145280

約数和(自身を除く): 77024395

約数列:

[1, 5, 7, 23, 35, 109, 115, 161, 545, 763, 805, 1973, 2507, 3815, 9865, 12535, 13811, 17549, 45379, 69055, 87745, 215057, 226895, 317653, 1075285, 1505399, 1588265, 4946311, 7526995, 24731555, 34624177, 173120885]

約数ペア:

[(1, 173120885), (5, 34624177), (7, 24731555), (23, 7526995), (35, 4946311), (109, 1588265), (115, 1505399), (161, 1075285), (545, 317653), (763, 226895), (805, 215057), (1973, 87745), (2507, 69055), (3815, 45379), (9865, 17549), (12535, 13811)]