9999969

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1153}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 15786720

約数和(自身を除く): 5786751

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1153, 1239, 2891, 3459, 8071, 8673, 24213, 56497, 68027, 169491, 204081, 476189, 1428567, 3333323, 9999969]

約数ペア:

[(1, 9999969), (3, 3333323), (7, 1428567), (21, 476189), (49, 204081), (59, 169491), (147, 68027), (177, 56497), (413, 24213), (1153, 8673), (1239, 8071), (2891, 3459)]