222613144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{40387}}^1$

素因数の和:40459

約数の個数: 32

約数和(自身を含む): 457999920

約数和(自身を除く): 235386776

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 40387, 80774, 161548, 323096, 525031, 1050062, 2100124, 2140511, 4200248, 4281022, 8562044, 17124088, 27826643, 55653286, 111306572, 222613144]

約数ペア:

[(1, 222613144), (2, 111306572), (4, 55653286), (8, 27826643), (13, 17124088), (26, 8562044), (52, 4281022), (53, 4200248), (104, 2140511), (106, 2100124), (212, 1050062), (424, 525031), (689, 323096), (1378, 161548), (2756, 80774), (5512, 40387)]