258291566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{4783}}^1$

素因数の和:4896

約数の個数: 32

約数和(自身を含む): 437219328

約数和(自身を除く): 178927762

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 806, 871, 1742, 2077, 4154, 4783, 9566, 27001, 54002, 62179, 124358, 148273, 296546, 320461, 640922, 1927549, 3855098, 4165993, 8331986, 9934291, 19868582, 129145783, 258291566]

約数ペア:

[(1, 258291566), (2, 129145783), (13, 19868582), (26, 9934291), (31, 8331986), (62, 4165993), (67, 3855098), (134, 1927549), (403, 640922), (806, 320461), (871, 296546), (1742, 148273), (2077, 124358), (4154, 62179), (4783, 54002), (9566, 27001)]