64980969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{4057}}^1$

素因数の和:4360

約数の個数: 16

約数和(自身を含む): 91548480

約数和(自身を除く): 26567511

約数列:

[1, 3, 19, 57, 281, 843, 4057, 5339, 12171, 16017, 77083, 231249, 1140017, 3420051, 21660323, 64980969]

約数ペア:

[(1, 64980969), (3, 21660323), (19, 3420051), (57, 1140017), (281, 231249), (843, 77083), (4057, 16017), (5339, 12171)]