15550913

素因数分解:

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

素因数の和:608

約数の個数: 16

約数和(自身を含む): 18332160

約数和(自身を除く): 2781247

約数列:

[1, 7, 61, 79, 427, 461, 553, 3227, 4819, 28121, 33733, 36419, 196847, 254933, 2221559, 15550913]

約数ペア:

[(1, 15550913), (7, 2221559), (61, 254933), (79, 196847), (427, 36419), (461, 33733), (553, 28121), (3227, 4819)]