78280101

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{5399}}^1$

素因数の和:5590

約数の個数: 20

約数和(自身を含む): 117612000

約数和(自身を除く): 39331899

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 5399, 14499, 16197, 48591, 145773, 437319, 966421, 2899263, 8697789, 26093367, 78280101]

約数ペア:

[(1, 78280101), (3, 26093367), (9, 8697789), (27, 2899263), (81, 966421), (179, 437319), (537, 145773), (1611, 48591), (4833, 16197), (5399, 14499)]