15647247

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 28684032

約数和(自身を除く): 13036785

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 67, 77, 99, 201, 231, 337, 469, 603, 693, 737, 1011, 1407, 2211, 2359, 3033, 3707, 4221, 5159, 6633, 7077, 11121, 15477, 21231, 22579, 25949, 33363, 46431, 67737, 77847, 158053, 203211, 233541, 248369, 474159, 745107, 1422477, 1738583, 2235321, 5215749, 15647247]

約数ペア:

[(1, 15647247), (3, 5215749), (7, 2235321), (9, 1738583), (11, 1422477), (21, 745107), (33, 474159), (63, 248369), (67, 233541), (77, 203211), (99, 158053), (201, 77847), (231, 67737), (337, 46431), (469, 33363), (603, 25949), (693, 22579), (737, 21231), (1011, 15477), (1407, 11121), (2211, 7077), (2359, 6633), (3033, 5159), (3707, 4221)]