81367407

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{5443}}^1$

素因数の和:5611

約数の個数: 24

約数和(自身を含む): 129088128

約数和(自身を除く): 47720721

約数列:

[1, 3, 9, 11, 33, 99, 151, 453, 1359, 1661, 4983, 5443, 14949, 16329, 48987, 59873, 179619, 538857, 821893, 2465679, 7397037, 9040823, 27122469, 81367407]

約数ペア:

[(1, 81367407), (3, 27122469), (9, 9040823), (11, 7397037), (33, 2465679), (99, 821893), (151, 538857), (453, 179619), (1359, 59873), (1661, 48987), (4983, 16329), (5443, 14949)]