128976693

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 187017600

約数和(自身を除く): 58040907

約数列:

[1, 3, 19, 41, 57, 123, 229, 241, 687, 723, 779, 2337, 4351, 4579, 9389, 9881, 13053, 13737, 28167, 29643, 55189, 165567, 178391, 187739, 535173, 563217, 1048591, 2262749, 3145773, 6788247, 42992231, 128976693]

約数ペア:

[(1, 128976693), (3, 42992231), (19, 6788247), (41, 3145773), (57, 2262749), (123, 1048591), (229, 563217), (241, 535173), (687, 187739), (723, 178391), (779, 165567), (2337, 55189), (4351, 29643), (4579, 28167), (9389, 13737), (9881, 13053)]