38895857

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 54460800

約数和(自身を除く): 15564943

約数列:

[1, 7, 11, 13, 49, 61, 77, 91, 143, 169, 343, 427, 539, 637, 671, 793, 1001, 1183, 1859, 2989, 3773, 4459, 4697, 5551, 7007, 8281, 8723, 10309, 13013, 20923, 32879, 38857, 49049, 57967, 61061, 72163, 91091, 113399, 230153, 271999, 427427, 505141, 637637, 793793, 2991989, 3535987, 5556551, 38895857]

約数ペア:

[(1, 38895857), (7, 5556551), (11, 3535987), (13, 2991989), (49, 793793), (61, 637637), (77, 505141), (91, 427427), (143, 271999), (169, 230153), (343, 113399), (427, 91091), (539, 72163), (637, 61061), (671, 57967), (793, 49049), (1001, 38857), (1183, 32879), (1859, 20923), (2989, 13013), (3773, 10309), (4459, 8723), (4697, 8281), (5551, 7007)]