28674438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{367621}}^1$

素因数の和:367639

約数の個数: 16

約数和(自身を含む): 61760496

約数和(自身を除く): 33086058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 367621, 735242, 1102863, 2205726, 4779073, 9558146, 14337219, 28674438]

約数ペア:

[(1, 28674438), (2, 14337219), (3, 9558146), (6, 4779073), (13, 2205726), (26, 1102863), (39, 735242), (78, 367621)]