208423290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239567}}^1$

素因数の和:239606

約数の個数: 32

約数和(自身を含む): 517466880

約数和(自身を除く): 309043590

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 239567, 479134, 718701, 1197835, 1437402, 2395670, 3593505, 6947443, 7187010, 13894886, 20842329, 34737215, 41684658, 69474430, 104211645, 208423290]

約数ペア:

[(1, 208423290), (2, 104211645), (3, 69474430), (5, 41684658), (6, 34737215), (10, 20842329), (15, 13894886), (29, 7187010), (30, 6947443), (58, 3593505), (87, 2395670), (145, 1437402), (174, 1197835), (290, 718701), (435, 479134), (870, 239567)]