290420643

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{19373}}^1$

素因数の和:19658

約数の個数: 16

約数和(自身を含む): 409178880

約数和(自身を除く): 118758237

約数列:

[1, 3, 19, 57, 263, 789, 4997, 14991, 19373, 58119, 368087, 1104261, 5095099, 15285297, 96806881, 290420643]

約数ペア:

[(1, 290420643), (3, 96806881), (19, 15285297), (57, 5095099), (263, 1104261), (789, 368087), (4997, 58119), (14991, 19373)]