2153601

素因数分解:

$3^3\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 24

約数和(自身を含む): 3336480

約数和(自身を除く): 1182879

約数列:

[1, 3, 9, 27, 31, 83, 93, 249, 279, 747, 837, 961, 2241, 2573, 2883, 7719, 8649, 23157, 25947, 69471, 79763, 239289, 717867, 2153601]

約数ペア:

[(1, 2153601), (3, 717867), (9, 239289), (27, 79763), (31, 69471), (83, 25947), (93, 23157), (249, 8649), (279, 7719), (747, 2883), (837, 2573), (961, 2241)]