80803809

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{1301}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 119700672

約数和(自身を除く): 38896863

約数列:

[1, 3, 9, 67, 103, 201, 309, 603, 927, 1301, 3903, 6901, 11709, 20703, 62109, 87167, 134003, 261501, 402009, 784503, 1206027, 8978201, 26934603, 80803809]

約数ペア:

[(1, 80803809), (3, 26934603), (9, 8978201), (67, 1206027), (103, 784503), (201, 402009), (309, 261501), (603, 134003), (927, 87167), (1301, 62109), (3903, 20703), (6901, 11709)]