917503867

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 1099929600

約数和(自身を除く): 182425733

約数列:

[1, 7, 59, 61, 79, 413, 427, 461, 553, 3227, 3599, 4661, 4819, 25193, 27199, 28121, 32627, 33733, 36419, 190393, 196847, 254933, 284321, 1659139, 1990247, 2148721, 2221559, 11613973, 15041047, 15550913, 131071981, 917503867]

約数ペア:

[(1, 917503867), (7, 131071981), (59, 15550913), (61, 15041047), (79, 11613973), (413, 2221559), (427, 2148721), (461, 1990247), (553, 1659139), (3227, 284321), (3599, 254933), (4661, 196847), (4819, 190393), (25193, 36419), (27199, 33733), (28121, 32627)]