9780318

素因数分解:

$2^1\times 3^3\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 21907200

約数和(自身を除く): 12126882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 139, 278, 417, 834, 1251, 1303, 2502, 2606, 3753, 3909, 7506, 7818, 11727, 23454, 35181, 70362, 181117, 362234, 543351, 1086702, 1630053, 3260106, 4890159, 9780318]

約数ペア:

[(1, 9780318), (2, 4890159), (3, 3260106), (6, 1630053), (9, 1086702), (18, 543351), (27, 362234), (54, 181117), (139, 70362), (278, 35181), (417, 23454), (834, 11727), (1251, 7818), (1303, 7506), (2502, 3909), (2606, 3753)]