12887735

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1283}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 18443376

約数和(自身を除く): 5555641

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1283, 1435, 2009, 6415, 8981, 10045, 44905, 52603, 62867, 263015, 314335, 368221, 1841105, 2577547, 12887735]

約数ペア:

[(1, 12887735), (5, 2577547), (7, 1841105), (35, 368221), (41, 314335), (49, 263015), (205, 62867), (245, 52603), (287, 44905), (1283, 10045), (1435, 8981), (2009, 6415)]