85781206

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 150197760

約数和(自身を除く): 64416554

約数列:

[1, 2, 7, 14, 71, 142, 211, 409, 422, 497, 818, 994, 1477, 2863, 2954, 5726, 14981, 29039, 29962, 58078, 86299, 104867, 172598, 203273, 209734, 406546, 604093, 1208186, 6127229, 12254458, 42890603, 85781206]

約数ペア:

[(1, 85781206), (2, 42890603), (7, 12254458), (14, 6127229), (71, 1208186), (142, 604093), (211, 406546), (409, 209734), (422, 203273), (497, 172598), (818, 104867), (994, 86299), (1477, 58078), (2863, 29962), (2954, 29039), (5726, 14981)]