15661737

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1471}}^1$

素因数の和:1510

約数の個数: 36

約数和(自身を含む): 28015104

約数和(自身を除く): 12353367

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1471, 1521, 3549, 4413, 10297, 10647, 13239, 19123, 30891, 57369, 92673, 133861, 172107, 248599, 401583, 745797, 1204749, 1740193, 2237391, 5220579, 15661737]

約数ペア:

[(1, 15661737), (3, 5220579), (7, 2237391), (9, 1740193), (13, 1204749), (21, 745797), (39, 401583), (63, 248599), (91, 172107), (117, 133861), (169, 92673), (273, 57369), (507, 30891), (819, 19123), (1183, 13239), (1471, 10647), (1521, 10297), (3549, 4413)]