1217880285

素因数分解:

$3^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{56897}}^1$

素因数の和:58332

約数の個数: 16

約数和(自身を含む): 1950008256

約数和(自身を除く): 732127971

約数列:

[1, 3, 5, 15, 1427, 4281, 7135, 21405, 56897, 170691, 284485, 853455, 81192019, 243576057, 405960095, 1217880285]

約数ペア:

[(1, 1217880285), (3, 405960095), (5, 243576057), (15, 81192019), (1427, 853455), (4281, 284485), (7135, 170691), (21405, 56897)]