61353831

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2044

約数の個数: 48

約数和(自身を含む): 109330560

約数和(自身を除く): 47976729

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 399, 539, 627, 931, 1463, 1617, 1997, 2793, 4389, 5991, 10241, 13979, 21967, 30723, 37943, 41937, 65901, 97853, 113829, 153769, 265601, 293559, 417373, 461307, 796803, 1076383, 1252119, 1859207, 2921611, 3229149, 5577621, 8764833, 20451277, 61353831]

約数ペア:

[(1, 61353831), (3, 20451277), (7, 8764833), (11, 5577621), (19, 3229149), (21, 2921611), (33, 1859207), (49, 1252119), (57, 1076383), (77, 796803), (133, 461307), (147, 417373), (209, 293559), (231, 265601), (399, 153769), (539, 113829), (627, 97853), (931, 65901), (1463, 41937), (1617, 37943), (1997, 30723), (2793, 21967), (4389, 13979), (5991, 10241)]