161856344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{33113}}^1$

素因数の和:33179

約数の個数: 32

約数和(自身を含む): 333789120

約数和(自身を除く): 171932776

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 33113, 66226, 132452, 264904, 430469, 860938, 1556311, 1721876, 3112622, 3443752, 6225244, 12450488, 20232043, 40464086, 80928172, 161856344]

約数ペア:

[(1, 161856344), (2, 80928172), (4, 40464086), (8, 20232043), (13, 12450488), (26, 6225244), (47, 3443752), (52, 3112622), (94, 1721876), (104, 1556311), (188, 860938), (376, 430469), (611, 264904), (1222, 132452), (2444, 66226), (4888, 33113)]