7127127

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 12579840

約数和(自身を除く): 5452713

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 83, 87, 141, 203, 249, 261, 329, 423, 581, 609, 747, 987, 1363, 1743, 1827, 2407, 2961, 3901, 4089, 5229, 7221, 9541, 11703, 12267, 16849, 21663, 27307, 28623, 35109, 50547, 81921, 85869, 113129, 151641, 245763, 339387, 791903, 1018161, 2375709, 7127127]

約数ペア:

[(1, 7127127), (3, 2375709), (7, 1018161), (9, 791903), (21, 339387), (29, 245763), (47, 151641), (63, 113129), (83, 85869), (87, 81921), (141, 50547), (203, 35109), (249, 28623), (261, 27307), (329, 21663), (423, 16849), (581, 12267), (609, 11703), (747, 9541), (987, 7221), (1363, 5229), (1743, 4089), (1827, 3901), (2407, 2961)]