69842913

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 109025280

約数和(自身を除く): 39182367

約数列:

[1, 3, 7, 21, 71, 139, 213, 337, 417, 497, 973, 1011, 1491, 2359, 2919, 7077, 9869, 23927, 29607, 46843, 69083, 71781, 140529, 167489, 207249, 327901, 502467, 983703, 3325853, 9977559, 23280971, 69842913]

約数ペア:

[(1, 69842913), (3, 23280971), (7, 9977559), (21, 3325853), (71, 983703), (139, 502467), (213, 327901), (337, 207249), (417, 167489), (497, 140529), (973, 71781), (1011, 69083), (1491, 46843), (2359, 29607), (2919, 23927), (7077, 9869)]