31306167

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 50544000

約数和(自身を除く): 19237833

約数列:

[1, 3, 9, 19, 29, 57, 59, 87, 107, 171, 177, 261, 321, 531, 551, 963, 1121, 1653, 1711, 2033, 3103, 3363, 4959, 5133, 6099, 6313, 9309, 10089, 15399, 18297, 18939, 27927, 32509, 56817, 58957, 97527, 119947, 176871, 183077, 292581, 359841, 530613, 549231, 1079523, 1647693, 3478463, 10435389, 31306167]

約数ペア:

[(1, 31306167), (3, 10435389), (9, 3478463), (19, 1647693), (29, 1079523), (57, 549231), (59, 530613), (87, 359841), (107, 292581), (171, 183077), (177, 176871), (261, 119947), (321, 97527), (531, 58957), (551, 56817), (963, 32509), (1121, 27927), (1653, 18939), (1711, 18297), (2033, 15399), (3103, 10089), (3363, 9309), (4959, 6313), (5133, 6099)]