13239765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3821}}^1$

素因数の和:3850

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 15379371

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 3821, 11463, 19105, 26747, 34389, 42031, 57315, 80241, 126093, 133735, 171945, 210155, 240723, 294217, 378279, 401205, 630465, 882651, 1203615, 1471085, 1891395, 2647953, 4413255, 13239765]

約数ペア:

[(1, 13239765), (3, 4413255), (5, 2647953), (7, 1891395), (9, 1471085), (11, 1203615), (15, 882651), (21, 630465), (33, 401205), (35, 378279), (45, 294217), (55, 240723), (63, 210155), (77, 171945), (99, 133735), (105, 126093), (165, 80241), (231, 57315), (315, 42031), (385, 34389), (495, 26747), (693, 19105), (1155, 11463), (3465, 3821)]