319752009

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{75431}}^1$

素因数の和:75597

約数の個数: 16

約数和(自身を含む): 476730240

約数和(自身を除く): 156978231

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 75431, 226293, 678879, 2036637, 11842667, 35528001, 106584003, 319752009]

約数ペア:

[(1, 319752009), (3, 106584003), (9, 35528001), (27, 11842667), (157, 2036637), (471, 678879), (1413, 226293), (4239, 75431)]