118910997

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{21911}}^1$

素因数の和:21990

約数の個数: 20

約数和(自身を含む): 180291936

約数和(自身を除く): 61380939

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 21911, 65733, 197199, 591597, 1468037, 1774791, 4404111, 13212333, 39636999, 118910997]

約数ペア:

[(1, 118910997), (3, 39636999), (9, 13212333), (27, 4404111), (67, 1774791), (81, 1468037), (201, 591597), (603, 197199), (1809, 65733), (5427, 21911)]