81770886

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{51043}}^1$

素因数の和:51140

約数の個数: 24

約数和(自身を含む): 179164440

約数和(自身を除く): 97393554

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 51043, 102086, 153129, 306258, 459387, 918774, 4542827, 9085654, 13628481, 27256962, 40885443, 81770886]

約数ペア:

[(1, 81770886), (2, 40885443), (3, 27256962), (6, 13628481), (9, 9085654), (18, 4542827), (89, 918774), (178, 459387), (267, 306258), (534, 153129), (801, 102086), (1602, 51043)]