142872191

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 191424000

約数和(自身を除く): 48551809

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 343, 539, 931, 1463, 1993, 3773, 6517, 10241, 13951, 21923, 37867, 71687, 97657, 153461, 265069, 416537, 683599, 1074227, 1855483, 2915759, 7519589, 12988381, 20410313, 142872191]

約数ペア:

[(1, 142872191), (7, 20410313), (11, 12988381), (19, 7519589), (49, 2915759), (77, 1855483), (133, 1074227), (209, 683599), (343, 416537), (539, 265069), (931, 153461), (1463, 97657), (1993, 71687), (3773, 37867), (6517, 21923), (10241, 13951)]