2782938543

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{557}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 4751695872

約数和(自身を除く): 1968757329

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 503, 557, 903, 1419, 1509, 1671, 3311, 3521, 3899, 5533, 6127, 9933, 10563, 11697, 16599, 18381, 21629, 23951, 38731, 42889, 64887, 71853, 116193, 128667, 151403, 167657, 237919, 263461, 280171, 454209, 502971, 713757, 790383, 840513, 1665433, 1844227, 1961197, 3081881, 4996299, 5532681, 5883591, 9245643, 12047353, 21573167, 36142059, 64719501, 84331471, 132520883, 252994413, 397562649, 927646181, 2782938543]

約数ペア:

[(1, 2782938543), (3, 927646181), (7, 397562649), (11, 252994413), (21, 132520883), (33, 84331471), (43, 64719501), (77, 36142059), (129, 21573167), (231, 12047353), (301, 9245643), (473, 5883591), (503, 5532681), (557, 4996299), (903, 3081881), (1419, 1961197), (1509, 1844227), (1671, 1665433), (3311, 840513), (3521, 790383), (3899, 713757), (5533, 502971), (6127, 454209), (9933, 280171), (10563, 263461), (11697, 237919), (16599, 167657), (18381, 151403), (21629, 128667), (23951, 116193), (38731, 71853), (42889, 64887)]