126861309

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 207820800

約数和(自身を除く): 80959491

約数列:

[1, 3, 9, 19, 27, 43, 57, 71, 81, 129, 171, 213, 243, 387, 513, 639, 729, 817, 1161, 1349, 1539, 1917, 2187, 2451, 3053, 3483, 4047, 4617, 5751, 7353, 9159, 10449, 12141, 13851, 17253, 22059, 27477, 31347, 36423, 41553, 51759, 58007, 66177, 82431, 94041, 109269, 155277, 174021, 198531, 247293, 327807, 522063, 595593, 741879, 983421, 1566189, 1786779, 2225637, 2950263, 4698567, 6676911, 14095701, 42287103, 126861309]

約数ペア:

[(1, 126861309), (3, 42287103), (9, 14095701), (19, 6676911), (27, 4698567), (43, 2950263), (57, 2225637), (71, 1786779), (81, 1566189), (129, 983421), (171, 741879), (213, 595593), (243, 522063), (387, 327807), (513, 247293), (639, 198531), (729, 174021), (817, 155277), (1161, 109269), (1349, 94041), (1539, 82431), (1917, 66177), (2187, 58007), (2451, 51759), (3053, 41553), (3483, 36423), (4047, 31347), (4617, 27477), (5751, 22059), (7353, 17253), (9159, 13851), (10449, 12141)]