42179621751

素因数分解:

$3^4\times {\mathrm{3851}}^1\times {\mathrm{135221}}^1$

素因数の和:139084

約数の個数: 20

約数和(自身を含む): 63025892424

約数和(自身を除く): 20846270673

約数列:

[1, 3, 9, 27, 81, 3851, 11553, 34659, 103977, 135221, 311931, 405663, 1216989, 3650967, 10952901, 520736071, 1562208213, 4686624639, 14059873917, 42179621751]

約数ペア:

[(1, 42179621751), (3, 14059873917), (9, 4686624639), (27, 1562208213), (81, 520736071), (3851, 10952901), (11553, 3650967), (34659, 1216989), (103977, 405663), (135221, 311931)]