281653956

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{60649}}^1$

素因数の和:60705

約数の個数: 48

約数和(自身を含む): 747208000

約数和(自身を除く): 465554044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 60649, 121298, 181947, 242596, 363894, 545841, 727788, 1091682, 1637523, 2183364, 2607907, 3275046, 5215814, 6550092, 7823721, 10431628, 15647442, 23471163, 31294884, 46942326, 70413489, 93884652, 140826978, 281653956]

約数ペア:

[(1, 281653956), (2, 140826978), (3, 93884652), (4, 70413489), (6, 46942326), (9, 31294884), (12, 23471163), (18, 15647442), (27, 10431628), (36, 7823721), (43, 6550092), (54, 5215814), (86, 3275046), (108, 2607907), (129, 2183364), (172, 1637523), (258, 1091682), (387, 727788), (516, 545841), (774, 363894), (1161, 242596), (1548, 181947), (2322, 121298), (4644, 60649)]