197235

素因数分解:

$3^4\times 5^1\times {\mathrm{487}}^1$

素因数の和:504

約数の個数: 20

約数和(自身を含む): 354288

約数和(自身を除く): 157053

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 487, 1461, 2435, 4383, 7305, 13149, 21915, 39447, 65745, 197235]

約数ペア:

[(1, 197235), (3, 65745), (5, 39447), (9, 21915), (15, 13149), (27, 7305), (45, 4383), (81, 2435), (135, 1461), (405, 487)]