78165243

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{74231}}^1$

素因数の和:74256

約数の個数: 20

約数和(自身を含む): 125749008

約数和(自身を除く): 47583765

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 74231, 222693, 668079, 965003, 2004237, 2895009, 6012711, 8685027, 26055081, 78165243]

約数ペア:

[(1, 78165243), (3, 26055081), (9, 8685027), (13, 6012711), (27, 2895009), (39, 2004237), (81, 965003), (117, 668079), (351, 222693), (1053, 74231)]