128948475

素因数分解:

$3^1\times 5^2\times {\mathrm{1123}}^1\times {\mathrm{1531}}^1$

素因数の和:2667

約数の個数: 24

約数和(自身を含む): 213524032

約数和(自身を除く): 84575557

約数列:

[1, 3, 5, 15, 25, 75, 1123, 1531, 3369, 4593, 5615, 7655, 16845, 22965, 28075, 38275, 84225, 114825, 1719313, 5157939, 8596565, 25789695, 42982825, 128948475]

約数ペア:

[(1, 128948475), (3, 42982825), (5, 25789695), (15, 8596565), (25, 5157939), (75, 1719313), (1123, 114825), (1531, 84225), (3369, 38275), (4593, 28075), (5615, 22965), (7655, 16845)]