42278709

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{27259}}^1$

素因数の和:27320

約数の個数: 16

約数和(自身を含む): 62807040

約数和(自身を除く): 20528331

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 27259, 81777, 299849, 899547, 1281173, 3843519, 14092903, 42278709]

約数ペア:

[(1, 42278709), (3, 14092903), (11, 3843519), (33, 1281173), (47, 899547), (141, 299849), (517, 81777), (1551, 27259)]