219702901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 242484480

約数和(自身を除く): 22781579

約数列:

[1, 11, 193, 239, 433, 2123, 2629, 4763, 46127, 83569, 103487, 507397, 919259, 1138357, 19972991, 219702901]

約数ペア:

[(1, 219702901), (11, 19972991), (193, 1138357), (239, 919259), (433, 507397), (2123, 103487), (2629, 83569), (4763, 46127)]