17813115

素因数分解:

$3^9\times 5^1\times {\mathrm{181}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 32240208

約数和(自身を除く): 14427093

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 181, 243, 405, 543, 729, 905, 1215, 1629, 2187, 2715, 3645, 4887, 6561, 8145, 10935, 14661, 19683, 24435, 32805, 43983, 73305, 98415, 131949, 219915, 395847, 659745, 1187541, 1979235, 3562623, 5937705, 17813115]

約数ペア:

[(1, 17813115), (3, 5937705), (5, 3562623), (9, 1979235), (15, 1187541), (27, 659745), (45, 395847), (81, 219915), (135, 131949), (181, 98415), (243, 73305), (405, 43983), (543, 32805), (729, 24435), (905, 19683), (1215, 14661), (1629, 10935), (2187, 8145), (2715, 6561), (3645, 4887)]