1646087716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{541}}^1\times {\mathrm{643}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 3577043904

約数和(自身を除く): 1930956188

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 541, 643, 676, 1082, 1183, 1286, 2164, 2366, 2572, 3787, 4501, 4732, 7033, 7574, 8359, 9002, 14066, 15148, 16718, 18004, 28132, 33436, 49231, 58513, 91429, 98462, 108667, 117026, 182858, 196924, 217334, 234052, 347863, 365716, 434668, 640003, 695726, 760669, 1280006, 1391452, 1521338, 2435041, 2560012, 3042676, 4522219, 4870082, 9044438, 9740164, 18088876, 31655533, 58788847, 63311066, 117577694, 126622132, 235155388, 411521929, 823043858, 1646087716]

約数ペア:

[(1, 1646087716), (2, 823043858), (4, 411521929), (7, 235155388), (13, 126622132), (14, 117577694), (26, 63311066), (28, 58788847), (52, 31655533), (91, 18088876), (169, 9740164), (182, 9044438), (338, 4870082), (364, 4522219), (541, 3042676), (643, 2560012), (676, 2435041), (1082, 1521338), (1183, 1391452), (1286, 1280006), (2164, 760669), (2366, 695726), (2572, 640003), (3787, 434668), (4501, 365716), (4732, 347863), (7033, 234052), (7574, 217334), (8359, 196924), (9002, 182858), (14066, 117026), (15148, 108667), (16718, 98462), (18004, 91429), (28132, 58513), (33436, 49231)]