23123745

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1091}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 41408640

約数和(自身を除く): 18284895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1091, 1413, 2355, 3273, 4239, 5455, 7065, 9819, 16365, 21195, 29457, 49095, 147285, 171287, 513861, 856435, 1541583, 2569305, 4624749, 7707915, 23123745]

約数ペア:

[(1, 23123745), (3, 7707915), (5, 4624749), (9, 2569305), (15, 1541583), (27, 856435), (45, 513861), (135, 171287), (157, 147285), (471, 49095), (785, 29457), (1091, 21195), (1413, 16365), (2355, 9819), (3273, 7065), (4239, 5455)]