81165654

素因数分解:

$2^1\times 3^2\times {\mathrm{1861}}^1\times {\mathrm{2423}}^1$

素因数の和:4292

約数の個数: 24

約数和(自身を含む): 176026032

約数和(自身を除く): 94860378

約数列:

[1, 2, 3, 6, 9, 18, 1861, 2423, 3722, 4846, 5583, 7269, 11166, 14538, 16749, 21807, 33498, 43614, 4509203, 9018406, 13527609, 27055218, 40582827, 81165654]

約数ペア:

[(1, 81165654), (2, 40582827), (3, 27055218), (6, 13527609), (9, 9018406), (18, 4509203), (1861, 43614), (2423, 33498), (3722, 21807), (4846, 16749), (5583, 14538), (7269, 11166)]