64399103998

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{3719}}^1\times {\mathrm{21169}}^1$

素因数の和:25299

約数の個数: 16

約数和(自身を含む): 96865452000

約数和(自身を除く): 32466348002

約数列:

[1, 2, 409, 818, 3719, 7438, 21169, 42338, 1521071, 3042142, 8658121, 17316242, 78727511, 157455022, 32199551999, 64399103998]

約数ペア:

[(1, 64399103998), (2, 32199551999), (409, 157455022), (818, 78727511), (3719, 17316242), (7438, 8658121), (21169, 3042142), (42338, 1521071)]