31038889

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 38411840

約数和(自身を除く): 7372951

約数列:

[1, 7, 17, 67, 119, 229, 289, 469, 1139, 1603, 2023, 3893, 7973, 15343, 19363, 27251, 66181, 107401, 135541, 260831, 463267, 1825817, 4434127, 31038889]

約数ペア:

[(1, 31038889), (7, 4434127), (17, 1825817), (67, 463267), (119, 260831), (229, 135541), (289, 107401), (469, 66181), (1139, 27251), (1603, 19363), (2023, 15343), (3893, 7973)]