91771636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 180633600

約数和(自身を除く): 88861964

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 199, 223, 398, 446, 517, 796, 892, 1034, 2068, 2189, 2453, 4378, 4906, 8756, 9353, 9812, 10481, 18706, 20962, 37412, 41924, 44377, 88754, 102883, 115291, 177508, 205766, 230582, 411532, 461164, 488147, 976294, 1952588, 2085719, 4171438, 8342876, 22942909, 45885818, 91771636]

約数ペア:

[(1, 91771636), (2, 45885818), (4, 22942909), (11, 8342876), (22, 4171438), (44, 2085719), (47, 1952588), (94, 976294), (188, 488147), (199, 461164), (223, 411532), (398, 230582), (446, 205766), (517, 177508), (796, 115291), (892, 102883), (1034, 88754), (2068, 44377), (2189, 41924), (2453, 37412), (4378, 20962), (4906, 18706), (8756, 10481), (9353, 9812)]