28351245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145391}}^1$

素因数の和:145412

約数の個数: 16

約数和(自身を含む): 48851712

約数和(自身を除く): 20500467

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 145391, 436173, 726955, 1890083, 2180865, 5670249, 9450415, 28351245]

約数ペア:

[(1, 28351245), (3, 9450415), (5, 5670249), (13, 2180865), (15, 1890083), (39, 726955), (65, 436173), (195, 145391)]