203291209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{1361}}^1$

素因数の和:1776

約数の個数: 16

約数和(自身を含む): 228554496

約数和(自身を除く): 25263287

約数列:

[1, 11, 37, 367, 407, 1361, 4037, 13579, 14971, 50357, 149369, 499487, 553927, 5494357, 18481019, 203291209]

約数ペア:

[(1, 203291209), (11, 18481019), (37, 5494357), (367, 553927), (407, 499487), (1361, 149369), (4037, 50357), (13579, 14971)]