89281465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{619}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 132491520

約数和(自身を除く): 43210055

約数列:

[1, 5, 7, 13, 35, 65, 91, 317, 455, 619, 1585, 2219, 3095, 4121, 4333, 8047, 11095, 20605, 21665, 28847, 40235, 56329, 144235, 196223, 281645, 981115, 1373561, 2550899, 6867805, 12754495, 17856293, 89281465]

約数ペア:

[(1, 89281465), (5, 17856293), (7, 12754495), (13, 6867805), (35, 2550899), (65, 1373561), (91, 981115), (317, 281645), (455, 196223), (619, 144235), (1585, 56329), (2219, 40235), (3095, 28847), (4121, 21665), (4333, 20605), (8047, 11095)]