71400771

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{67807}}^1$

素因数の和:67832

約数の個数: 20

約数和(自身を含む): 114866752

約数和(自身を除く): 43465981

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 67807, 203421, 610263, 881491, 1830789, 2644473, 5492367, 7933419, 23800257, 71400771]

約数ペア:

[(1, 71400771), (3, 23800257), (9, 7933419), (13, 5492367), (27, 2644473), (39, 1830789), (81, 881491), (117, 610263), (351, 203421), (1053, 67807)]