287029212

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{223543}}^1$

素因数の和:223657

約数の個数: 24

約数和(自身を含む): 675997056

約数和(自身を除く): 388967844

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 223543, 447086, 670629, 894172, 1341258, 2682516, 23919101, 47838202, 71757303, 95676404, 143514606, 287029212]

約数ペア:

[(1, 287029212), (2, 143514606), (3, 95676404), (4, 71757303), (6, 47838202), (12, 23919101), (107, 2682516), (214, 1341258), (321, 894172), (428, 670629), (642, 447086), (1284, 223543)]