1902798081

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{448879}}^1$

素因数の和:449045

約数の個数: 16

約数和(自身を含む): 2836921600

約数和(自身を除く): 934123519

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 448879, 1346637, 4039911, 12119733, 70474003, 211422009, 634266027, 1902798081]

約数ペア:

[(1, 1902798081), (3, 634266027), (9, 211422009), (27, 70474003), (157, 12119733), (471, 4039911), (1413, 1346637), (4239, 448879)]