78926643

素因数分解:

$3^7\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 119654400

約数和(自身を除く): 40727757

約数列:

[1, 3, 9, 27, 81, 151, 239, 243, 453, 717, 729, 1359, 2151, 2187, 4077, 6453, 12231, 19359, 36089, 36693, 58077, 108267, 110079, 174231, 324801, 330237, 522693, 974403, 2923209, 8769627, 26308881, 78926643]

約数ペア:

[(1, 78926643), (3, 26308881), (9, 8769627), (27, 2923209), (81, 974403), (151, 522693), (239, 330237), (243, 324801), (453, 174231), (717, 110079), (729, 108267), (1359, 58077), (2151, 36693), (2187, 36089), (4077, 19359), (6453, 12231)]