278437996863

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{345451}}^1$

素因数の和:345636

約数の個数: 36

約数和(自身を含む): 438408296872

約数和(自身を除く): 159970300009

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 3237, 6889, 9711, 20667, 62001, 89557, 268671, 345451, 806013, 1036353, 3109059, 4490863, 13472589, 28672433, 40417767, 86017299, 258051897, 372741629, 1118224887, 2379811939, 3354674661, 7139435817, 21418307451, 30937555207, 92812665621, 278437996863]

約数ペア:

[(1, 278437996863), (3, 92812665621), (9, 30937555207), (13, 21418307451), (39, 7139435817), (83, 3354674661), (117, 2379811939), (249, 1118224887), (747, 372741629), (1079, 258051897), (3237, 86017299), (6889, 40417767), (9711, 28672433), (20667, 13472589), (62001, 4490863), (89557, 3109059), (268671, 1036353), (345451, 806013)]