985406037

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{719}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 1741824000

約数和(自身を除く): 756417963

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 349, 357, 561, 719, 1047, 1309, 2157, 2443, 3839, 3927, 5033, 5933, 7329, 7909, 11517, 12223, 15099, 17799, 23727, 26873, 36669, 41531, 55363, 65263, 80619, 85561, 124593, 134453, 166089, 195789, 250931, 256683, 403359, 456841, 752793, 941171, 1370523, 1756517, 2760241, 2823513, 4265827, 5269551, 8280723, 12797481, 19321687, 29860789, 46924097, 57965061, 89582367, 140772291, 328468679, 985406037]

約数ペア:

[(1, 985406037), (3, 328468679), (7, 140772291), (11, 89582367), (17, 57965061), (21, 46924097), (33, 29860789), (51, 19321687), (77, 12797481), (119, 8280723), (187, 5269551), (231, 4265827), (349, 2823513), (357, 2760241), (561, 1756517), (719, 1370523), (1047, 941171), (1309, 752793), (2157, 456841), (2443, 403359), (3839, 256683), (3927, 250931), (5033, 195789), (5933, 166089), (7329, 134453), (7909, 124593), (11517, 85561), (12223, 80619), (15099, 65263), (17799, 55363), (23727, 41531), (26873, 36669)]