71805188

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28181}}^1$

素因数の和:28212

約数の個数: 36

約数和(自身を含む): 157424652

約数和(自身を除く): 85619464

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 28181, 56362, 112724, 197267, 366353, 394534, 732706, 789068, 1380869, 1465412, 2564471, 2761738, 5128942, 5523476, 10257884, 17951297, 35902594, 71805188]

約数ペア:

[(1, 71805188), (2, 35902594), (4, 17951297), (7, 10257884), (13, 5523476), (14, 5128942), (26, 2761738), (28, 2564471), (49, 1465412), (52, 1380869), (91, 789068), (98, 732706), (182, 394534), (196, 366353), (364, 197267), (637, 112724), (1274, 56362), (2548, 28181)]