1215673839

素因数分解:

$3^6\times {\mathrm{109}}^1\times {\mathrm{15299}}^1$

素因数の和:15426

約数の個数: 28

約数和(自身を含む): 1839519000

約数和(自身を除く): 623845161

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 729, 981, 2943, 8829, 15299, 26487, 45897, 79461, 137691, 413073, 1239219, 1667591, 3717657, 5002773, 11152971, 15008319, 45024957, 135074871, 405224613, 1215673839]

約数ペア:

[(1, 1215673839), (3, 405224613), (9, 135074871), (27, 45024957), (81, 15008319), (109, 11152971), (243, 5002773), (327, 3717657), (729, 1667591), (981, 1239219), (2943, 413073), (8829, 137691), (15299, 79461), (26487, 45897)]