197353395

素因数分解:

$3^3\times 5^1\times {\mathrm{1461877}}^1$

素因数の和:1461891

約数の個数: 16

約数和(自身を含む): 350850720

約数和(自身を除く): 153497325

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1461877, 4385631, 7309385, 13156893, 21928155, 39470679, 65784465, 197353395]

約数ペア:

[(1, 197353395), (3, 65784465), (5, 39470679), (9, 21928155), (15, 13156893), (27, 7309385), (45, 4385631), (135, 1461877)]