81761086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{70121}}^1$

素因数の和:70187

約数の個数: 16

約数和(自身を含む): 136317168

約数和(自身を除く): 54556082

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 70121, 140242, 771331, 1542662, 3716413, 7432826, 40880543, 81761086]

約数ペア:

[(1, 81761086), (2, 40880543), (11, 7432826), (22, 3716413), (53, 1542662), (106, 771331), (583, 140242), (1166, 70121)]