18118815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8447}}^1$

素因数の和:8479

約数の個数: 32

約数和(自身を含む): 34062336

約数和(自身を除く): 15943521

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 8447, 25341, 42235, 92917, 109811, 126705, 278751, 329433, 464585, 549055, 1207921, 1393755, 1647165, 3623763, 6039605, 18118815]

約数ペア:

[(1, 18118815), (3, 6039605), (5, 3623763), (11, 1647165), (13, 1393755), (15, 1207921), (33, 549055), (39, 464585), (55, 329433), (65, 278751), (143, 126705), (165, 109811), (195, 92917), (429, 42235), (715, 25341), (2145, 8447)]