40012947

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 67314720

約数和(自身を除く): 27301773

約数列:

[1, 3, 9, 13, 27, 37, 39, 79, 81, 111, 117, 169, 237, 333, 351, 481, 507, 711, 999, 1027, 1053, 1443, 1521, 2133, 2923, 2997, 3081, 4329, 4563, 6253, 6399, 8769, 9243, 12987, 13351, 13689, 18759, 26307, 27729, 37999, 38961, 40053, 56277, 78921, 83187, 113997, 120159, 168831, 236763, 341991, 360477, 493987, 506493, 1025973, 1081431, 1481961, 3077919, 4445883, 13337649, 40012947]

約数ペア:

[(1, 40012947), (3, 13337649), (9, 4445883), (13, 3077919), (27, 1481961), (37, 1081431), (39, 1025973), (79, 506493), (81, 493987), (111, 360477), (117, 341991), (169, 236763), (237, 168831), (333, 120159), (351, 113997), (481, 83187), (507, 78921), (711, 56277), (999, 40053), (1027, 38961), (1053, 37999), (1443, 27729), (1521, 26307), (2133, 18759), (2923, 13689), (2997, 13351), (3081, 12987), (4329, 9243), (4563, 8769), (6253, 6399)]