181991886

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{13781}}^1$

素因数の和:13888

約数の個数: 32

約数和(自身を含む): 381044736

約数和(自身を除く): 199052850

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 2201, 4402, 6603, 13206, 13781, 27562, 41343, 82686, 427211, 854422, 978451, 1281633, 1956902, 2563266, 2935353, 5870706, 30331981, 60663962, 90995943, 181991886]

約数ペア:

[(1, 181991886), (2, 90995943), (3, 60663962), (6, 30331981), (31, 5870706), (62, 2935353), (71, 2563266), (93, 1956902), (142, 1281633), (186, 978451), (213, 854422), (426, 427211), (2201, 82686), (4402, 41343), (6603, 27562), (13206, 13781)]