64786813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41879}}^1$

素因数の和:41916

約数の個数: 16

約数和(自身を含む): 84430080

約数和(自身を除く): 19643267

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 41879, 293153, 544427, 711943, 3810989, 4983601, 9255259, 64786813]

約数ペア:

[(1, 64786813), (7, 9255259), (13, 4983601), (17, 3810989), (91, 711943), (119, 544427), (221, 293153), (1547, 41879)]