1395548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 3193344

約数和(自身を除く): 1797796

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 197, 253, 308, 322, 394, 506, 644, 788, 1012, 1379, 1771, 2167, 2758, 3542, 4334, 4531, 5516, 7084, 8668, 9062, 15169, 18124, 30338, 31717, 49841, 60676, 63434, 99682, 126868, 199364, 348887, 697774, 1395548]

約数ペア:

[(1, 1395548), (2, 697774), (4, 348887), (7, 199364), (11, 126868), (14, 99682), (22, 63434), (23, 60676), (28, 49841), (44, 31717), (46, 30338), (77, 18124), (92, 15169), (154, 9062), (161, 8668), (197, 7084), (253, 5516), (308, 4531), (322, 4334), (394, 3542), (506, 2758), (644, 2167), (788, 1771), (1012, 1379)]