71831586

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 148135680

約数和(自身を除く): 76304094

約数列:

[1, 2, 3, 6, 43, 86, 129, 139, 258, 278, 417, 834, 2003, 4006, 5977, 6009, 11954, 12018, 17931, 35862, 86129, 172258, 258387, 278417, 516774, 556834, 835251, 1670502, 11971931, 23943862, 35915793, 71831586]

約数ペア:

[(1, 71831586), (2, 35915793), (3, 23943862), (6, 11971931), (43, 1670502), (86, 835251), (129, 556834), (139, 516774), (258, 278417), (278, 258387), (417, 172258), (834, 86129), (2003, 35862), (4006, 17931), (5977, 12018), (6009, 11954)]