139973589

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 259983360

約数和(自身を除く): 120009771

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 61, 63, 71, 81, 133, 171, 183, 189, 213, 243, 399, 427, 497, 513, 549, 567, 639, 1159, 1197, 1281, 1349, 1491, 1539, 1647, 1701, 1917, 3477, 3591, 3843, 4047, 4331, 4473, 4617, 4941, 5751, 8113, 9443, 10431, 10773, 11529, 12141, 12993, 13419, 14823, 17253, 24339, 28329, 30317, 31293, 32319, 34587, 36423, 38979, 40257, 73017, 82289, 84987, 90951, 93879, 103761, 109269, 116937, 120771, 219051, 246867, 254961, 272853, 281637, 327807, 350811, 576023, 657153, 740601, 764883, 818559, 1052433, 1728069, 1971459, 2221803, 2294649, 2455677, 5184207, 6665409, 7367031, 15552621, 19996227, 46657863, 139973589]

約数ペア:

[(1, 139973589), (3, 46657863), (7, 19996227), (9, 15552621), (19, 7367031), (21, 6665409), (27, 5184207), (57, 2455677), (61, 2294649), (63, 2221803), (71, 1971459), (81, 1728069), (133, 1052433), (171, 818559), (183, 764883), (189, 740601), (213, 657153), (243, 576023), (399, 350811), (427, 327807), (497, 281637), (513, 272853), (549, 254961), (567, 246867), (639, 219051), (1159, 120771), (1197, 116937), (1281, 109269), (1349, 103761), (1491, 93879), (1539, 90951), (1647, 84987), (1701, 82289), (1917, 73017), (3477, 40257), (3591, 38979), (3843, 36423), (4047, 34587), (4331, 32319), (4473, 31293), (4617, 30317), (4941, 28329), (5751, 24339), (8113, 17253), (9443, 14823), (10431, 13419), (10773, 12993), (11529, 12141)]