1720503719

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 1931740944

約数和(自身を除く): 211237225

約数列:

[1, 11, 61, 121, 257, 671, 907, 2827, 7381, 9977, 15677, 31097, 55327, 109747, 172447, 233099, 608597, 1896917, 2564089, 6694567, 14219039, 28204979, 156409429, 1720503719]

約数ペア:

[(1, 1720503719), (11, 156409429), (61, 28204979), (121, 14219039), (257, 6694567), (671, 2564089), (907, 1896917), (2827, 608597), (7381, 233099), (9977, 172447), (15677, 109747), (31097, 55327)]