30902724

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{19963}}^1$

素因数の和:20016

約数の個数: 36

約数和(自身を含む): 79935856

約数和(自身を除く): 49033132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 19963, 39926, 59889, 79852, 119778, 179667, 239556, 359334, 718668, 858409, 1716818, 2575227, 3433636, 5150454, 7725681, 10300908, 15451362, 30902724]

約数ペア:

[(1, 30902724), (2, 15451362), (3, 10300908), (4, 7725681), (6, 5150454), (9, 3433636), (12, 2575227), (18, 1716818), (36, 858409), (43, 718668), (86, 359334), (129, 239556), (172, 179667), (258, 119778), (387, 79852), (516, 59889), (774, 39926), (1548, 19963)]