1281358619

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{6709}}^1$

素因数の和:6902

約数の個数: 16

約数和(自身を含む): 1357889280

約数和(自身を除く): 76530661

約数列:

[1, 31, 61, 101, 1891, 3131, 6161, 6709, 190991, 207979, 409249, 677609, 12686719, 21005879, 41334149, 1281358619]

約数ペア:

[(1, 1281358619), (31, 41334149), (61, 21005879), (101, 12686719), (1891, 677609), (3131, 409249), (6161, 207979), (6709, 190991)]