71648591

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 88062336

約数和(自身を除く): 16413745

約数列:

[1, 7, 17, 107, 119, 289, 331, 749, 1819, 2023, 2317, 5627, 12733, 30923, 35417, 39389, 95659, 216461, 247919, 602089, 669613, 4214623, 10235513, 71648591]

約数ペア:

[(1, 71648591), (7, 10235513), (17, 4214623), (107, 669613), (119, 602089), (289, 247919), (331, 216461), (749, 95659), (1819, 39389), (2023, 35417), (2317, 30923), (5627, 12733)]