328446

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 24

約数和(自身を含む): 724464

約数和(自身を除く): 396018

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 257, 426, 514, 639, 771, 1278, 1542, 2313, 4626, 18247, 36494, 54741, 109482, 164223, 328446]

約数ペア:

[(1, 328446), (2, 164223), (3, 109482), (6, 54741), (9, 36494), (18, 18247), (71, 4626), (142, 2313), (213, 1542), (257, 1278), (426, 771), (514, 639)]