64980057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12809}}^1$

素因数の和:12920

約数の個数: 16

約数和(自身を含む): 92232000

約数和(自身を除く): 27251943

約数列:

[1, 3, 19, 57, 89, 267, 1691, 5073, 12809, 38427, 243371, 730113, 1140001, 3420003, 21660019, 64980057]

約数ペア:

[(1, 64980057), (3, 21660019), (19, 3420003), (57, 1140001), (89, 730113), (267, 243371), (1691, 38427), (5073, 12809)]