207815259

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 302379264

約数和(自身を除く): 94564005

約数列:

[1, 3, 17, 43, 51, 129, 193, 491, 579, 731, 1473, 2193, 3281, 8299, 8347, 9843, 21113, 24897, 25041, 63339, 94763, 141083, 284289, 358921, 423249, 1076763, 1610971, 4074809, 4832913, 12224427, 69271753, 207815259]

約数ペア:

[(1, 207815259), (3, 69271753), (17, 12224427), (43, 4832913), (51, 4074809), (129, 1610971), (193, 1076763), (491, 423249), (579, 358921), (731, 284289), (1473, 141083), (2193, 94763), (3281, 63339), (8299, 25041), (8347, 24897), (9843, 21113)]