72898618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1422

約数の個数: 32

約数和(自身を含む): 125737920

約数和(自身を除く): 52839302

約数列:

[1, 2, 13, 17, 26, 34, 131, 221, 262, 442, 1259, 1703, 2227, 2518, 3406, 4454, 16367, 21403, 28951, 32734, 42806, 57902, 164929, 278239, 329858, 556478, 2144077, 2803793, 4288154, 5607586, 36449309, 72898618]

約数ペア:

[(1, 72898618), (2, 36449309), (13, 5607586), (17, 4288154), (26, 2803793), (34, 2144077), (131, 556478), (221, 329858), (262, 278239), (442, 164929), (1259, 57902), (1703, 42806), (2227, 32734), (2518, 28951), (3406, 21403), (4454, 16367)]