206888985

素因数分解:

$3^5\times 5^1\times {\mathrm{170279}}^1$

素因数の和:170299

約数の個数: 24

約数和(自身を含む): 371891520

約数和(自身を除く): 165002535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 170279, 510837, 851395, 1532511, 2554185, 4597533, 7662555, 13792599, 22987665, 41377797, 68962995, 206888985]

約数ペア:

[(1, 206888985), (3, 68962995), (5, 41377797), (9, 22987665), (15, 13792599), (27, 7662555), (45, 4597533), (81, 2554185), (135, 1532511), (243, 851395), (405, 510837), (1215, 170279)]