209142368

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4903}}^1$

素因数の和:4987

約数の個数: 48

約数和(自身を含む): 435004416

約数和(自身を除く): 225862048

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 688, 992, 1333, 1376, 2666, 4903, 5332, 9806, 10664, 19612, 21328, 39224, 42656, 78448, 151993, 156896, 210829, 303986, 421658, 607972, 843316, 1215944, 1686632, 2431888, 3373264, 4863776, 6535699, 6746528, 13071398, 26142796, 52285592, 104571184, 209142368]

約数ペア:

[(1, 209142368), (2, 104571184), (4, 52285592), (8, 26142796), (16, 13071398), (31, 6746528), (32, 6535699), (43, 4863776), (62, 3373264), (86, 2431888), (124, 1686632), (172, 1215944), (248, 843316), (344, 607972), (496, 421658), (688, 303986), (992, 210829), (1333, 156896), (1376, 151993), (2666, 78448), (4903, 42656), (5332, 39224), (9806, 21328), (10664, 19612)]