168503439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6869}}^1$

素因数の和:6939

約数の個数: 32

約数和(自身を含む): 263148480

約数和(自身を除く): 94645041

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 481, 629, 663, 1443, 1887, 6869, 8177, 20607, 24531, 89297, 116773, 254153, 267891, 350319, 762459, 1518049, 3303989, 4320601, 4554147, 9911967, 12961803, 56167813, 168503439]

約数ペア:

[(1, 168503439), (3, 56167813), (13, 12961803), (17, 9911967), (37, 4554147), (39, 4320601), (51, 3303989), (111, 1518049), (221, 762459), (481, 350319), (629, 267891), (663, 254153), (1443, 116773), (1887, 89297), (6869, 24531), (8177, 20607)]