28431375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{10831}}^1$

素因数の和:10856

約数の個数: 32

約数和(自身を含む): 54073344

約数和(自身を除く): 25641969

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 10831, 32493, 54155, 75817, 162465, 227451, 270775, 379085, 812325, 1137255, 1353875, 1895425, 4061625, 5686275, 9477125, 28431375]

約数ペア:

[(1, 28431375), (3, 9477125), (5, 5686275), (7, 4061625), (15, 1895425), (21, 1353875), (25, 1137255), (35, 812325), (75, 379085), (105, 270775), (125, 227451), (175, 162465), (375, 75817), (525, 54155), (875, 32493), (2625, 10831)]