28155972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1787}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 71491392

約数和(自身を除く): 43335420

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 156, 202, 303, 404, 606, 1212, 1313, 1787, 2626, 3574, 3939, 5252, 5361, 7148, 7878, 10722, 15756, 21444, 23231, 46462, 69693, 92924, 139386, 180487, 278772, 360974, 541461, 721948, 1082922, 2165844, 2346331, 4692662, 7038993, 9385324, 14077986, 28155972]

約数ペア:

[(1, 28155972), (2, 14077986), (3, 9385324), (4, 7038993), (6, 4692662), (12, 2346331), (13, 2165844), (26, 1082922), (39, 721948), (52, 541461), (78, 360974), (101, 278772), (156, 180487), (202, 139386), (303, 92924), (404, 69693), (606, 46462), (1212, 23231), (1313, 21444), (1787, 15756), (2626, 10722), (3574, 7878), (3939, 7148), (5252, 5361)]