68240538

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{130729}}^1$

素因数の和:130766

約数の個数: 24

約数和(自身を含む): 152954100

約数和(自身を除く): 84713562

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 130729, 261458, 392187, 784374, 1176561, 2353122, 3791141, 7582282, 11373423, 22746846, 34120269, 68240538]

約数ペア:

[(1, 68240538), (2, 34120269), (3, 22746846), (6, 11373423), (9, 7582282), (18, 3791141), (29, 2353122), (58, 1176561), (87, 784374), (174, 392187), (261, 261458), (522, 130729)]