211717912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1031}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 480499200

約数和(自身を除く): 268781288

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 193, 266, 386, 532, 772, 1031, 1064, 1351, 1544, 2062, 2702, 3667, 4124, 5404, 7217, 7334, 8248, 10808, 14434, 14668, 19589, 25669, 28868, 29336, 39178, 51338, 57736, 78356, 102676, 137123, 156712, 198983, 205352, 274246, 397966, 548492, 795932, 1096984, 1392881, 1591864, 2785762, 3780677, 5571524, 7561354, 11143048, 15122708, 26464739, 30245416, 52929478, 105858956, 211717912]

約数ペア:

[(1, 211717912), (2, 105858956), (4, 52929478), (7, 30245416), (8, 26464739), (14, 15122708), (19, 11143048), (28, 7561354), (38, 5571524), (56, 3780677), (76, 2785762), (133, 1591864), (152, 1392881), (193, 1096984), (266, 795932), (386, 548492), (532, 397966), (772, 274246), (1031, 205352), (1064, 198983), (1351, 156712), (1544, 137123), (2062, 102676), (2702, 78356), (3667, 57736), (4124, 51338), (5404, 39178), (7217, 29336), (7334, 28868), (8248, 25669), (10808, 19589), (14434, 14668)]