217465005

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{6563}}^1$

素因数の和:6665

約数の個数: 24

約数和(自身を含む): 355558752

約数和(自身を除く): 138093747

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 2209, 6563, 6627, 11045, 19689, 32815, 33135, 98445, 308461, 925383, 1542305, 4626915, 14497667, 43493001, 72488335, 217465005]

約数ペア:

[(1, 217465005), (3, 72488335), (5, 43493001), (15, 14497667), (47, 4626915), (141, 1542305), (235, 925383), (705, 308461), (2209, 98445), (6563, 33135), (6627, 32815), (11045, 19689)]