42281109

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{40153}}^1$

素因数の和:40178

約数の個数: 20

約数和(自身を含む): 68020876

約数和(自身を除く): 25739767

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 40153, 120459, 361377, 521989, 1084131, 1565967, 3252393, 4697901, 14093703, 42281109]

約数ペア:

[(1, 42281109), (3, 14093703), (9, 4697901), (13, 3252393), (27, 1565967), (39, 1084131), (81, 521989), (117, 361377), (351, 120459), (1053, 40153)]