161749786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103553}}^1$

素因数の和:103637

約数の個数: 16

約数和(自身を含む): 268411968

約数和(自身を除く): 106662182

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 103553, 207106, 1139083, 2278166, 7352263, 14704526, 80874893, 161749786]

約数ペア:

[(1, 161749786), (2, 80874893), (11, 14704526), (22, 7352263), (71, 2278166), (142, 1139083), (781, 207106), (1562, 103553)]