15905386

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 12226454

約数列:

[1, 2, 7, 14, 73, 79, 146, 158, 197, 394, 511, 553, 1022, 1106, 1379, 2758, 5767, 11534, 14381, 15563, 28762, 31126, 40369, 80738, 100667, 108941, 201334, 217882, 1136099, 2272198, 7952693, 15905386]

約数ペア:

[(1, 15905386), (2, 7952693), (7, 2272198), (14, 1136099), (73, 217882), (79, 201334), (146, 108941), (158, 100667), (197, 80738), (394, 40369), (511, 31126), (553, 28762), (1022, 15563), (1106, 14381), (1379, 11534), (2758, 5767)]