28640527359

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1\times {\mathrm{3343}}^1$

素因数の和:4439

約数の個数: 32

約数和(自身を含む): 39768453120

約数和(自身を除く): 11127925761

約数列:

[1, 3, 37, 79, 111, 237, 977, 2923, 2931, 3343, 8769, 10029, 36149, 77183, 108447, 123691, 231549, 264097, 371073, 792291, 2855771, 3266111, 8567313, 9771589, 9798333, 29314767, 120846107, 258022769, 362538321, 774068307, 9546842453, 28640527359]

約数ペア:

[(1, 28640527359), (3, 9546842453), (37, 774068307), (79, 362538321), (111, 258022769), (237, 120846107), (977, 29314767), (2923, 9798333), (2931, 9771589), (3343, 8567313), (8769, 3266111), (10029, 2855771), (36149, 792291), (77183, 371073), (108447, 264097), (123691, 231549)]