664809516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{12503}}^1$

素因数の和:12731

約数の個数: 72

約数和(自身を含む): 1929817344

約数和(自身を除く): 1265007828

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 844, 1266, 1477, 1899, 2532, 2954, 3798, 4431, 5908, 7596, 8862, 12503, 13293, 17724, 25006, 26586, 37509, 50012, 53172, 75018, 87521, 112527, 150036, 175042, 225054, 262563, 350084, 450108, 525126, 787689, 1050252, 1575378, 2638133, 3150756, 5276266, 7914399, 10552532, 15828798, 18466931, 23743197, 31657596, 36933862, 47486394, 55400793, 73867724, 94972788, 110801586, 166202379, 221603172, 332404758, 664809516]

約数ペア:

[(1, 664809516), (2, 332404758), (3, 221603172), (4, 166202379), (6, 110801586), (7, 94972788), (9, 73867724), (12, 55400793), (14, 47486394), (18, 36933862), (21, 31657596), (28, 23743197), (36, 18466931), (42, 15828798), (63, 10552532), (84, 7914399), (126, 5276266), (211, 3150756), (252, 2638133), (422, 1575378), (633, 1050252), (844, 787689), (1266, 525126), (1477, 450108), (1899, 350084), (2532, 262563), (2954, 225054), (3798, 175042), (4431, 150036), (5908, 112527), (7596, 87521), (8862, 75018), (12503, 53172), (13293, 50012), (17724, 37509), (25006, 26586)]