28939974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9439}}^1$

素因数の和:9524

約数の個数: 32

約数和(自身を含む): 67061760

約数和(自身を除く): 38121786

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 9439, 18878, 28317, 56634, 66073, 132146, 198219, 396438, 689047, 1378094, 2067141, 4134282, 4823329, 9646658, 14469987, 28939974]

約数ペア:

[(1, 28939974), (2, 14469987), (3, 9646658), (6, 4823329), (7, 4134282), (14, 2067141), (21, 1378094), (42, 689047), (73, 396438), (146, 198219), (219, 132146), (438, 66073), (511, 56634), (1022, 28317), (1533, 18878), (3066, 9439)]