81474008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132263}}^1$

素因数の和:132287

約数の個数: 32

約数和(自身を含む): 190460160

約数和(自身を除く): 108986152

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 132263, 264526, 529052, 925841, 1058104, 1454893, 1851682, 2909786, 3703364, 5819572, 7406728, 10184251, 11639144, 20368502, 40737004, 81474008]

約数ペア:

[(1, 81474008), (2, 40737004), (4, 20368502), (7, 11639144), (8, 10184251), (11, 7406728), (14, 5819572), (22, 3703364), (28, 2909786), (44, 1851682), (56, 1454893), (77, 1058104), (88, 925841), (154, 529052), (308, 264526), (616, 132263)]