42344289

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{40213}}^1$

素因数の和:40238

約数の個数: 20

約数和(自身を含む): 68122516

約数和(自身を除く): 25778227

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 40213, 120639, 361917, 522769, 1085751, 1568307, 3257253, 4704921, 14114763, 42344289]

約数ペア:

[(1, 42344289), (3, 14114763), (9, 4704921), (13, 3257253), (27, 1568307), (39, 1085751), (81, 522769), (117, 361917), (351, 120639), (1053, 40213)]