291298427

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{12143}}^1$

素因数の和:12322

約数の個数: 16

約数和(自身を含む): 349747200

約数和(自身を除く): 58448773

約数列:

[1, 7, 23, 149, 161, 1043, 3427, 12143, 23989, 85001, 279289, 1809307, 1955023, 12665149, 41614061, 291298427]

約数ペア:

[(1, 291298427), (7, 41614061), (23, 12665149), (149, 1955023), (161, 1809307), (1043, 279289), (3427, 85001), (12143, 23989)]