309230168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{156493}}^1$

素因数の和:156531

約数の個数: 32

約数和(自身を含む): 657274800

約数和(自身を除く): 348044632

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 156493, 312986, 625972, 1251944, 2034409, 2973367, 4068818, 5946734, 8137636, 11893468, 16275272, 23786936, 38653771, 77307542, 154615084, 309230168]

約数ペア:

[(1, 309230168), (2, 154615084), (4, 77307542), (8, 38653771), (13, 23786936), (19, 16275272), (26, 11893468), (38, 8137636), (52, 5946734), (76, 4068818), (104, 2973367), (152, 2034409), (247, 1251944), (494, 625972), (988, 312986), (1976, 156493)]