128752910209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{81293}}^1$

素因数の和:81685

約数の個数: 32

約数和(自身を含む): 163451667456

約数和(自身を除く): 34698757247

約数列:

[1, 7, 11, 67, 77, 307, 469, 737, 2149, 3377, 5159, 20569, 23639, 81293, 143983, 226259, 569051, 894223, 1583813, 5446631, 6259561, 24956951, 38126417, 59912941, 174698657, 274526461, 419390587, 1672115717, 1921685227, 11704810019, 18393272887, 128752910209]

約数ペア:

[(1, 128752910209), (7, 18393272887), (11, 11704810019), (67, 1921685227), (77, 1672115717), (307, 419390587), (469, 274526461), (737, 174698657), (2149, 59912941), (3377, 38126417), (5159, 24956951), (20569, 6259561), (23639, 5446631), (81293, 1583813), (143983, 894223), (226259, 569051)]