998220003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{2579}}^1$

素因数の和:2947

約数の個数: 32

約数和(自身を含む): 1496482560

約数和(自身を除く): 498262557

約数列:

[1, 3, 11, 33, 37, 111, 317, 407, 951, 1221, 2579, 3487, 7737, 10461, 11729, 28369, 35187, 85107, 95423, 129019, 286269, 387057, 817543, 1049653, 2452629, 3148959, 8992973, 26978919, 30249091, 90747273, 332740001, 998220003]

約数ペア:

[(1, 998220003), (3, 332740001), (11, 90747273), (33, 30249091), (37, 26978919), (111, 8992973), (317, 3148959), (407, 2452629), (951, 1049653), (1221, 817543), (2579, 387057), (3487, 286269), (7737, 129019), (10461, 95423), (11729, 85107), (28369, 35187)]