72428513

素因数分解:

${\mathrm{19}}^2\times {\mathrm{313}}^1\times {\mathrm{641}}^1$

素因数の和:992

約数の個数: 12

約数和(自身を含む): 76805028

約数和(自身を除く): 4376515

約数列:

[1, 19, 313, 361, 641, 5947, 12179, 112993, 200633, 231401, 3812027, 72428513]

約数ペア:

[(1, 72428513), (19, 3812027), (313, 231401), (361, 200633), (641, 112993), (5947, 12179)]