84086975

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7877}}^1$

素因数の和:7955

約数の個数: 24

約数和(自身を含む): 121132128

約数和(自身を除く): 37045153

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 7877, 10675, 39385, 55139, 196925, 275695, 480497, 1378475, 2402485, 3363479, 12012425, 16817395, 84086975]

約数ペア:

[(1, 84086975), (5, 16817395), (7, 12012425), (25, 3363479), (35, 2402485), (61, 1378475), (175, 480497), (305, 275695), (427, 196925), (1525, 55139), (2135, 39385), (7877, 10675)]