61140195

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 114216960

約数和(自身を除く): 53076765

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 817, 855, 1663, 1935, 2451, 4085, 4989, 7353, 8315, 12255, 14967, 24945, 31597, 36765, 71509, 74835, 94791, 157985, 214527, 284373, 357545, 473955, 643581, 1072635, 1358671, 1421865, 3217905, 4076013, 6793355, 12228039, 20380065, 61140195]

約数ペア:

[(1, 61140195), (3, 20380065), (5, 12228039), (9, 6793355), (15, 4076013), (19, 3217905), (43, 1421865), (45, 1358671), (57, 1072635), (95, 643581), (129, 473955), (171, 357545), (215, 284373), (285, 214527), (387, 157985), (645, 94791), (817, 74835), (855, 71509), (1663, 36765), (1935, 31597), (2451, 24945), (4085, 14967), (4989, 12255), (7353, 8315)]