202278645

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{63311}}^1$

素因数の和:63393

約数の個数: 24

約数和(自身を含む): 355560192

約数和(自身を除く): 153281547

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 63311, 189933, 316555, 569799, 949665, 2848995, 4495081, 13485243, 22475405, 40455729, 67426215, 202278645]

約数ペア:

[(1, 202278645), (3, 67426215), (5, 40455729), (9, 22475405), (15, 13485243), (45, 4495081), (71, 2848995), (213, 949665), (355, 569799), (639, 316555), (1065, 189933), (3195, 63311)]