641564924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{160231}}^1$

素因数の和:160266

約数の個数: 48

約数和(自身を含む): 1507462656

約数和(自身を除く): 865897732

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 160231, 320462, 640924, 1121617, 1762541, 2083003, 2243234, 3525082, 4166006, 4486468, 7050164, 8332012, 12337787, 14581021, 22913033, 24675574, 29162042, 45826066, 49351148, 58324084, 91652132, 160391231, 320782462, 641564924]

約数ペア:

[(1, 641564924), (2, 320782462), (4, 160391231), (7, 91652132), (11, 58324084), (13, 49351148), (14, 45826066), (22, 29162042), (26, 24675574), (28, 22913033), (44, 14581021), (52, 12337787), (77, 8332012), (91, 7050164), (143, 4486468), (154, 4166006), (182, 3525082), (286, 2243234), (308, 2083003), (364, 1762541), (572, 1121617), (1001, 640924), (2002, 320462), (4004, 160231)]