161820183

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{145391}}^1$

素因数の和:145454

約数の個数: 16

約数和(自身を含む): 251237376

約数和(自身を除く): 89417193

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 145391, 436173, 1017737, 3053211, 7705723, 23117169, 53940061, 161820183]

約数ペア:

[(1, 161820183), (3, 53940061), (7, 23117169), (21, 7705723), (53, 3053211), (159, 1017737), (371, 436173), (1113, 145391)]