81303054

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2111}}^1$

素因数の和:2261

約数の個数: 48

約数和(自身を含む): 190688256

約数和(自身を除く): 109385202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 131, 147, 262, 294, 393, 786, 917, 1834, 2111, 2751, 4222, 5502, 6333, 6419, 12666, 12838, 14777, 19257, 29554, 38514, 44331, 88662, 103439, 206878, 276541, 310317, 553082, 620634, 829623, 1659246, 1935787, 3871574, 5807361, 11614722, 13550509, 27101018, 40651527, 81303054]

約数ペア:

[(1, 81303054), (2, 40651527), (3, 27101018), (6, 13550509), (7, 11614722), (14, 5807361), (21, 3871574), (42, 1935787), (49, 1659246), (98, 829623), (131, 620634), (147, 553082), (262, 310317), (294, 276541), (393, 206878), (786, 103439), (917, 88662), (1834, 44331), (2111, 38514), (2751, 29554), (4222, 19257), (5502, 14777), (6333, 12838), (6419, 12666)]