67346721

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{21319}}^1$

素因数の和:21347

約数の個数: 24

約数和(自身を含む): 108646720

約数和(自身を除く): 41299999

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 21319, 63957, 191871, 277147, 575613, 831441, 1726839, 2494323, 5180517, 7482969, 22448907, 67346721]

約数ペア:

[(1, 67346721), (3, 22448907), (9, 7482969), (13, 5180517), (27, 2494323), (39, 1726839), (81, 831441), (117, 575613), (243, 277147), (351, 191871), (1053, 63957), (3159, 21319)]