51289777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 67092480

約数和(自身を除く): 15802703

約数列:

[1, 7, 11, 29, 77, 103, 203, 223, 319, 721, 1133, 1561, 2233, 2453, 2987, 6467, 7931, 17171, 20909, 22969, 32857, 45269, 71137, 160783, 229999, 252659, 497959, 666101, 1768613, 4662707, 7327111, 51289777]

約数ペア:

[(1, 51289777), (7, 7327111), (11, 4662707), (29, 1768613), (77, 666101), (103, 497959), (203, 252659), (223, 229999), (319, 160783), (721, 71137), (1133, 45269), (1561, 32857), (2233, 22969), (2453, 20909), (2987, 17171), (6467, 7931)]