15661716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3967}}^1$

素因数の和:4028

約数の個数: 48

約数和(自身を含む): 42663936

約数和(自身を除く): 27002220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 3967, 7934, 11901, 15868, 23802, 27769, 47604, 55538, 83307, 111076, 166614, 186449, 333228, 372898, 559347, 745796, 1118694, 1305143, 2237388, 2610286, 3915429, 5220572, 7830858, 15661716]

約数ペア:

[(1, 15661716), (2, 7830858), (3, 5220572), (4, 3915429), (6, 2610286), (7, 2237388), (12, 1305143), (14, 1118694), (21, 745796), (28, 559347), (42, 372898), (47, 333228), (84, 186449), (94, 166614), (141, 111076), (188, 83307), (282, 55538), (329, 47604), (564, 27769), (658, 23802), (987, 15868), (1316, 11901), (1974, 7934), (3948, 3967)]