81865226

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{743}}^1$

素因数の和:1453

約数の個数: 16

約数和(自身を含む): 124545600

約数和(自身を除く): 42680374

約数列:

[1, 2, 89, 178, 619, 743, 1238, 1486, 55091, 66127, 110182, 132254, 459917, 919834, 40932613, 81865226]

約数ペア:

[(1, 81865226), (2, 40932613), (89, 919834), (178, 459917), (619, 132254), (743, 110182), (1238, 66127), (1486, 55091)]