28132825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8461}}^1$

素因数の和:8497

約数の個数: 24

約数和(自身を含む): 41971520

約数和(自身を除く): 13838695

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 8461, 42305, 59227, 160759, 211525, 296135, 803795, 1125313, 1480675, 4018975, 5626565, 28132825]

約数ペア:

[(1, 28132825), (5, 5626565), (7, 4018975), (19, 1480675), (25, 1125313), (35, 803795), (95, 296135), (133, 211525), (175, 160759), (475, 59227), (665, 42305), (3325, 8461)]