261691769

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{9817}}^1$

素因数の和:9920

約数の個数: 16

約数和(自身を含む): 292183680

約数和(自身を除く): 30491911

約数列:

[1, 19, 23, 61, 437, 1159, 1403, 9817, 26657, 186523, 225791, 598837, 4290029, 11377903, 13773251, 261691769]

約数ペア:

[(1, 261691769), (19, 13773251), (23, 11377903), (61, 4290029), (437, 598837), (1159, 225791), (1403, 186523), (9817, 26657)]