13282725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 10287195

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 197, 435, 465, 591, 725, 775, 899, 985, 2175, 2325, 2697, 2955, 4495, 4925, 5713, 6107, 13485, 14775, 17139, 18321, 22475, 28565, 30535, 67425, 85695, 91605, 142825, 152675, 177103, 428475, 458025, 531309, 885515, 2656545, 4427575, 13282725]

約数ペア:

[(1, 13282725), (3, 4427575), (5, 2656545), (15, 885515), (25, 531309), (29, 458025), (31, 428475), (75, 177103), (87, 152675), (93, 142825), (145, 91605), (155, 85695), (197, 67425), (435, 30535), (465, 28565), (591, 22475), (725, 18321), (775, 17139), (899, 14775), (985, 13485), (2175, 6107), (2325, 5713), (2697, 4925), (2955, 4495)]