28921827

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23687}}^1$

素因数の和:23738

約数の個数: 16

約数和(自身を含む): 43206912

約数和(自身を除く): 14285085

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23687, 71061, 260557, 781671, 876419, 2629257, 9640609, 28921827]

約数ペア:

[(1, 28921827), (3, 9640609), (11, 2629257), (33, 876419), (37, 781671), (111, 260557), (407, 71061), (1221, 23687)]