42547455

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20117}}^1$

素因数の和:20175

約数の個数: 24

約数和(自身を含む): 75321792

約数和(自身を除く): 32774337

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 20117, 60351, 100585, 181053, 301755, 905265, 945499, 2836497, 4727495, 8509491, 14182485, 42547455]

約数ペア:

[(1, 42547455), (3, 14182485), (5, 8509491), (9, 4727495), (15, 2836497), (45, 945499), (47, 905265), (141, 301755), (235, 181053), (423, 100585), (705, 60351), (2115, 20117)]