255857734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{877}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 426708000

約数和(自身を除く): 170850266

約数列:

[1, 2, 11, 22, 89, 149, 178, 298, 877, 979, 1639, 1754, 1958, 3278, 9647, 13261, 19294, 26522, 78053, 130673, 145871, 156106, 261346, 291742, 858583, 1437403, 1717166, 2874806, 11629897, 23259794, 127928867, 255857734]

約数ペア:

[(1, 255857734), (2, 127928867), (11, 23259794), (22, 11629897), (89, 2874806), (149, 1717166), (178, 1437403), (298, 858583), (877, 291742), (979, 261346), (1639, 156106), (1754, 145871), (1958, 130673), (3278, 78053), (9647, 26522), (13261, 19294)]