131566666

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 260817408

約数和(自身を除く): 129250742

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 127, 154, 217, 254, 341, 434, 539, 682, 889, 961, 1078, 1397, 1519, 1778, 1922, 2387, 2794, 3038, 3937, 4774, 6223, 6727, 7874, 9779, 10571, 12446, 13454, 16709, 19558, 21142, 27559, 33418, 43307, 47089, 55118, 68453, 73997, 86614, 94178, 122047, 136906, 147994, 192913, 244094, 303149, 385826, 517979, 606298, 854329, 1035958, 1342517, 1708658, 2122043, 2685034, 4244086, 5980303, 9397619, 11960606, 18795238, 65783333, 131566666]

約数ペア:

[(1, 131566666), (2, 65783333), (7, 18795238), (11, 11960606), (14, 9397619), (22, 5980303), (31, 4244086), (49, 2685034), (62, 2122043), (77, 1708658), (98, 1342517), (127, 1035958), (154, 854329), (217, 606298), (254, 517979), (341, 385826), (434, 303149), (539, 244094), (682, 192913), (889, 147994), (961, 136906), (1078, 122047), (1397, 94178), (1519, 86614), (1778, 73997), (1922, 68453), (2387, 55118), (2794, 47089), (3038, 43307), (3937, 33418), (4774, 27559), (6223, 21142), (6727, 19558), (7874, 16709), (9779, 13454), (10571, 12446)]