72073729

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 94832640

約数和(自身を除く): 22758911

約数列:

[1, 7, 13, 29, 31, 91, 203, 217, 377, 403, 881, 899, 2639, 2821, 6167, 6293, 11453, 11687, 25549, 27311, 80171, 81809, 178843, 191177, 332137, 355043, 792019, 2324959, 2485301, 5544133, 10296247, 72073729]

約数ペア:

[(1, 72073729), (7, 10296247), (13, 5544133), (29, 2485301), (31, 2324959), (91, 792019), (203, 355043), (217, 332137), (377, 191177), (403, 178843), (881, 81809), (899, 80171), (2639, 27311), (2821, 25549), (6167, 11687), (6293, 11453)]