1018161

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 1572480

約数和(自身を除く): 554319

約数列:

[1, 3, 9, 29, 47, 83, 87, 141, 249, 261, 423, 747, 1363, 2407, 3901, 4089, 7221, 11703, 12267, 21663, 35109, 113129, 339387, 1018161]

約数ペア:

[(1, 1018161), (3, 339387), (9, 113129), (29, 35109), (47, 21663), (83, 12267), (87, 11703), (141, 7221), (249, 4089), (261, 3901), (423, 2407), (747, 1363)]