71389116

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 186810624

約数和(自身を除く): 115421508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 107, 129, 172, 214, 258, 321, 387, 428, 431, 516, 642, 774, 862, 963, 1284, 1293, 1548, 1724, 1926, 2586, 3852, 3879, 4601, 5172, 7758, 9202, 13803, 15516, 18404, 18533, 27606, 37066, 41409, 46117, 55212, 55599, 74132, 82818, 92234, 111198, 138351, 165636, 166797, 184468, 222396, 276702, 333594, 415053, 553404, 667188, 830106, 1660212, 1983031, 3966062, 5949093, 7932124, 11898186, 17847279, 23796372, 35694558, 71389116]

約数ペア:

[(1, 71389116), (2, 35694558), (3, 23796372), (4, 17847279), (6, 11898186), (9, 7932124), (12, 5949093), (18, 3966062), (36, 1983031), (43, 1660212), (86, 830106), (107, 667188), (129, 553404), (172, 415053), (214, 333594), (258, 276702), (321, 222396), (387, 184468), (428, 166797), (431, 165636), (516, 138351), (642, 111198), (774, 92234), (862, 82818), (963, 74132), (1284, 55599), (1293, 55212), (1548, 46117), (1724, 41409), (1926, 37066), (2586, 27606), (3852, 18533), (3879, 18404), (4601, 15516), (5172, 13803), (7758, 9202)]