389454784

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3011}}^1$

素因数の和:3113

約数の個数: 56

約数和(自身を含む): 807890688

約数和(自身を除く): 418435904

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 172, 188, 344, 376, 688, 752, 1376, 1504, 2021, 2752, 3008, 3011, 4042, 6022, 8084, 12044, 16168, 24088, 32336, 48176, 64672, 96352, 129344, 129473, 141517, 192704, 258946, 283034, 517892, 566068, 1035784, 1132136, 2071568, 2264272, 4143136, 4528544, 6085231, 8286272, 9057088, 12170462, 24340924, 48681848, 97363696, 194727392, 389454784]

約数ペア:

[(1, 389454784), (2, 194727392), (4, 97363696), (8, 48681848), (16, 24340924), (32, 12170462), (43, 9057088), (47, 8286272), (64, 6085231), (86, 4528544), (94, 4143136), (172, 2264272), (188, 2071568), (344, 1132136), (376, 1035784), (688, 566068), (752, 517892), (1376, 283034), (1504, 258946), (2021, 192704), (2752, 141517), (3008, 129473), (3011, 129344), (4042, 96352), (6022, 64672), (8084, 48176), (12044, 32336), (16168, 24088)]