2387427

素因数分解:

$3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3762000

約数和(自身を除く): 1374573

約数列:

[1, 3, 7, 21, 49, 109, 147, 149, 327, 447, 763, 1043, 2289, 3129, 5341, 7301, 16023, 16241, 21903, 48723, 113687, 341061, 795809, 2387427]

約数ペア:

[(1, 2387427), (3, 795809), (7, 341061), (21, 113687), (49, 48723), (109, 21903), (147, 16241), (149, 16023), (327, 7301), (447, 5341), (763, 3129), (1043, 2289)]