155889489

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 241643520

約数和(自身を除く): 85754031

約数列:

[1, 3, 7, 21, 113, 179, 339, 367, 537, 791, 1101, 1253, 2373, 2569, 3759, 7707, 20227, 41471, 60681, 65693, 124413, 141589, 197079, 290297, 424767, 459851, 870891, 1379553, 7423309, 22269927, 51963163, 155889489]

約数ペア:

[(1, 155889489), (3, 51963163), (7, 22269927), (21, 7423309), (113, 1379553), (179, 870891), (339, 459851), (367, 424767), (537, 290297), (791, 197079), (1101, 141589), (1253, 124413), (2373, 65693), (2569, 60681), (3759, 41471), (7707, 20227)]