291209270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{10301}}^1$

素因数の和:10576

約数の個数: 32

約数和(自身を含む): 574109856

約数和(自身を除く): 282900586

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2827, 5654, 10301, 14135, 20602, 28270, 51505, 103010, 113311, 226622, 566555, 1133110, 2647357, 5294714, 13236785, 26473570, 29120927, 58241854, 145604635, 291209270]

約数ペア:

[(1, 291209270), (2, 145604635), (5, 58241854), (10, 29120927), (11, 26473570), (22, 13236785), (55, 5294714), (110, 2647357), (257, 1133110), (514, 566555), (1285, 226622), (2570, 113311), (2827, 103010), (5654, 51505), (10301, 28270), (14135, 20602)]