3931893

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 6552000

約数和(自身を除く): 2620107

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 449, 973, 1251, 1347, 2919, 3143, 4041, 8757, 9429, 28287, 62411, 187233, 436877, 561699, 1310631, 3931893]

約数ペア:

[(1, 3931893), (3, 1310631), (7, 561699), (9, 436877), (21, 187233), (63, 62411), (139, 28287), (417, 9429), (449, 8757), (973, 4041), (1251, 3143), (1347, 2919)]