90430245

素因数分解:

$3^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2281}}^1$

素因数の和:3173

約数の個数: 24

約数和(自身を含む): 156992472

約数和(自身を除く): 66562227

約数列:

[1, 3, 5, 9, 15, 45, 881, 2281, 2643, 4405, 6843, 7929, 11405, 13215, 20529, 34215, 39645, 102645, 2009561, 6028683, 10047805, 18086049, 30143415, 90430245]

約数ペア:

[(1, 90430245), (3, 30143415), (5, 18086049), (9, 10047805), (15, 6028683), (45, 2009561), (881, 102645), (2281, 39645), (2643, 34215), (4405, 20529), (6843, 13215), (7929, 11405)]