11129805

素因数分解:

$3^4\times 5^1\times {\mathrm{27481}}^1$

素因数の和:27498

約数の個数: 20

約数和(自身を含む): 19951932

約数和(自身を除く): 8822127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 27481, 82443, 137405, 247329, 412215, 741987, 1236645, 2225961, 3709935, 11129805]

約数ペア:

[(1, 11129805), (3, 3709935), (5, 2225961), (9, 1236645), (15, 741987), (27, 412215), (45, 247329), (81, 137405), (135, 82443), (405, 27481)]