172670823

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{39887}}^1$

素因数の和:39943

約数の個数: 24

約数和(自身を含む): 275865408

約数和(自身を除く): 103194585

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 39887, 119661, 358983, 518531, 1475819, 1555593, 4427457, 4666779, 13282371, 19185647, 57556941, 172670823]

約数ペア:

[(1, 172670823), (3, 57556941), (9, 19185647), (13, 13282371), (37, 4666779), (39, 4427457), (111, 1555593), (117, 1475819), (333, 518531), (481, 358983), (1443, 119661), (4329, 39887)]