2638686155

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1\times {\mathrm{2141}}^1$

素因数の和:3707

約数の個数: 32

約数和(自身を含む): 3780338688

約数和(自身を除く): 1141652533

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1531, 2141, 7655, 10705, 10717, 14987, 35213, 49243, 53585, 74935, 176065, 246215, 246491, 344701, 1232455, 1723505, 3277871, 16389355, 22945097, 75391033, 114725485, 376955165, 527737231, 2638686155]

約数ペア:

[(1, 2638686155), (5, 527737231), (7, 376955165), (23, 114725485), (35, 75391033), (115, 22945097), (161, 16389355), (805, 3277871), (1531, 1723505), (2141, 1232455), (7655, 344701), (10705, 246491), (10717, 246215), (14987, 176065), (35213, 74935), (49243, 53585)]