668892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{7963}}^1$

素因数の和:7977

約数の個数: 24

約数和(自身を含む): 1783936

約数和(自身を除く): 1115044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 7963, 15926, 23889, 31852, 47778, 55741, 95556, 111482, 167223, 222964, 334446, 668892]

約数ペア:

[(1, 668892), (2, 334446), (3, 222964), (4, 167223), (6, 111482), (7, 95556), (12, 55741), (14, 47778), (21, 31852), (28, 23889), (42, 15926), (84, 7963)]