689768313

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{242279}}^1$

素因数の和:242368

約数の個数: 16

約数和(自身を含む): 1004008320

約数和(自身を除く): 314240007

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 242279, 726837, 3149627, 9448881, 17686367, 53059101, 229922771, 689768313]

約数ペア:

[(1, 689768313), (3, 229922771), (13, 53059101), (39, 17686367), (73, 9448881), (219, 3149627), (949, 726837), (2847, 242279)]