199029021

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{6971}}^1$

素因数の和:7312

約数の個数: 16

約数和(自身を含む): 274864128

約数和(自身を除く): 75835107

約数列:

[1, 3, 31, 93, 307, 921, 6971, 9517, 20913, 28551, 216101, 648303, 2140097, 6420291, 66343007, 199029021]

約数ペア:

[(1, 199029021), (3, 66343007), (31, 6420291), (93, 2140097), (307, 648303), (921, 216101), (6971, 28551), (9517, 20913)]