64674477

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20129}}^1$

素因数の和:20162

約数の個数: 32

約数和(自身を含む): 115948800

約数和(自身を除く): 51274323

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 20129, 60387, 140903, 181161, 342193, 422709, 543483, 1026579, 1268127, 2395351, 3079737, 3804381, 7186053, 9239211, 21558159, 64674477]

約数ペア:

[(1, 64674477), (3, 21558159), (7, 9239211), (9, 7186053), (17, 3804381), (21, 3079737), (27, 2395351), (51, 1268127), (63, 1026579), (119, 543483), (153, 422709), (189, 342193), (357, 181161), (459, 140903), (1071, 60387), (3213, 20129)]