208487958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3407}}^1$

素因数の和:3497

約数の個数: 64

約数和(自身を含む): 502530048

約数和(自身を除く): 294042090

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 47, 62, 93, 94, 141, 186, 217, 282, 329, 434, 651, 658, 987, 1302, 1457, 1974, 2914, 3407, 4371, 6814, 8742, 10199, 10221, 20398, 20442, 23849, 30597, 47698, 61194, 71547, 105617, 143094, 160129, 211234, 316851, 320258, 480387, 633702, 739319, 960774, 1120903, 1478638, 2217957, 2241806, 3362709, 4435914, 4963999, 6725418, 9927998, 14891997, 29783994, 34747993, 69495986, 104243979, 208487958]

約数ペア:

[(1, 208487958), (2, 104243979), (3, 69495986), (6, 34747993), (7, 29783994), (14, 14891997), (21, 9927998), (31, 6725418), (42, 4963999), (47, 4435914), (62, 3362709), (93, 2241806), (94, 2217957), (141, 1478638), (186, 1120903), (217, 960774), (282, 739319), (329, 633702), (434, 480387), (651, 320258), (658, 316851), (987, 211234), (1302, 160129), (1457, 143094), (1974, 105617), (2914, 71547), (3407, 61194), (4371, 47698), (6814, 30597), (8742, 23849), (10199, 20442), (10221, 20398)]