808725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 1374912

約数和(自身を除く): 566187

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 263, 615, 789, 1025, 1315, 3075, 3945, 6575, 10783, 19725, 32349, 53915, 161745, 269575, 808725]

約数ペア:

[(1, 808725), (3, 269575), (5, 161745), (15, 53915), (25, 32349), (41, 19725), (75, 10783), (123, 6575), (205, 3945), (263, 3075), (615, 1315), (789, 1025)]