87783878

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15559}}^1$

素因数の和:15612

約数の個数: 32

約数和(自身を含む): 167301120

約数和(自身を除く): 79517242

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 15559, 31118, 108913, 202267, 217826, 404534, 482329, 964658, 1415869, 2831738, 3376303, 6270277, 6752606, 12540554, 43891939, 87783878]

約数ペア:

[(1, 87783878), (2, 43891939), (7, 12540554), (13, 6752606), (14, 6270277), (26, 3376303), (31, 2831738), (62, 1415869), (91, 964658), (182, 482329), (217, 404534), (403, 217826), (434, 202267), (806, 108913), (2821, 31118), (5642, 15559)]