71945811

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{13759}}^1$

素因数の和:13855

約数の個数: 24

約数和(自身を含む): 120207360

約数和(自身を除く): 48261549

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 13759, 41277, 96313, 123831, 288939, 866817, 1141997, 3425991, 7993979, 10277973, 23981937, 71945811]

約数ペア:

[(1, 71945811), (3, 23981937), (7, 10277973), (9, 7993979), (21, 3425991), (63, 1141997), (83, 866817), (249, 288939), (581, 123831), (747, 96313), (1743, 41277), (5229, 13759)]