1281323342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{3257}}^1\times {\mathrm{15131}}^1$

素因数の和:18403

約数の個数: 16

約数和(自身を含む): 2070602352

約数和(自身を除く): 789279010

約数列:

[1, 2, 13, 26, 3257, 6514, 15131, 30262, 42341, 84682, 196703, 393406, 49281667, 98563334, 640661671, 1281323342]

約数ペア:

[(1, 1281323342), (2, 640661671), (13, 98563334), (26, 49281667), (3257, 393406), (6514, 196703), (15131, 84682), (30262, 42341)]