28025745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5857}}^1$

素因数の和:5905

約数の個数: 32

約数和(自身を含む): 50613120

約数和(自身を除く): 22587375

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 5857, 17571, 29285, 64427, 87855, 169853, 193281, 322135, 509559, 849265, 966405, 1868383, 2547795, 5605149, 9341915, 28025745]

約数ペア:

[(1, 28025745), (3, 9341915), (5, 5605149), (11, 2547795), (15, 1868383), (29, 966405), (33, 849265), (55, 509559), (87, 322135), (145, 193281), (165, 169853), (319, 87855), (435, 64427), (957, 29285), (1595, 17571), (4785, 5857)]