8140209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 13685760

約数和(自身を除く): 5545551

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 269, 393, 807, 917, 1441, 1883, 2751, 2959, 4323, 5649, 8877, 10087, 20713, 30261, 35239, 62139, 105717, 246673, 387629, 740019, 1162887, 2713403, 8140209]

約数ペア:

[(1, 8140209), (3, 2713403), (7, 1162887), (11, 740019), (21, 387629), (33, 246673), (77, 105717), (131, 62139), (231, 35239), (269, 30261), (393, 20713), (807, 10087), (917, 8877), (1441, 5649), (1883, 4323), (2751, 2959)]