28625865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61561}}^1$

素因数の和:61600

約数の個数: 16

約数和(自身を含む): 47279616

約数和(自身を除く): 18653751

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61561, 184683, 307805, 923415, 1908391, 5725173, 9541955, 28625865]

約数ペア:

[(1, 28625865), (3, 9541955), (5, 5725173), (15, 1908391), (31, 923415), (93, 307805), (155, 184683), (465, 61561)]