219345119

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{733}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 265085568

約数和(自身を除く): 45740449

約数列:

[1, 7, 31, 49, 197, 217, 733, 1379, 1519, 5131, 6107, 9653, 22723, 35917, 42749, 144401, 159061, 299243, 1010807, 1113427, 4476431, 7075649, 31335017, 219345119]

約数ペア:

[(1, 219345119), (7, 31335017), (31, 7075649), (49, 4476431), (197, 1113427), (217, 1010807), (733, 299243), (1379, 159061), (1519, 144401), (5131, 42749), (6107, 35917), (9653, 22723)]