2009968205

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1\times {\mathrm{2557}}^1$

素因数の和:3213

約数の個数: 32

約数和(自身を含む): 2836801536

約数和(自身を除く): 826833331

約数列:

[1, 5, 7, 35, 37, 185, 259, 607, 1295, 2557, 3035, 4249, 12785, 17899, 21245, 22459, 89495, 94609, 112295, 157213, 473045, 662263, 786065, 1552099, 3311315, 7760495, 10864693, 54323465, 57427663, 287138315, 401993641, 2009968205]

約数ペア:

[(1, 2009968205), (5, 401993641), (7, 287138315), (35, 57427663), (37, 54323465), (185, 10864693), (259, 7760495), (607, 3311315), (1295, 1552099), (2557, 786065), (3035, 662263), (4249, 473045), (12785, 157213), (17899, 112295), (21245, 94609), (22459, 89495)]