81154866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1040447}}^1$

素因数の和:1040465

約数の個数: 16

約数和(自身を含む): 174795264

約数和(自身を除く): 93640398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1040447, 2080894, 3121341, 6242682, 13525811, 27051622, 40577433, 81154866]

約数ペア:

[(1, 81154866), (2, 40577433), (3, 27051622), (6, 13525811), (13, 6242682), (26, 3121341), (39, 2080894), (78, 1040447)]