1489679912

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{691}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 3231584640

約数和(自身を除く): 1741904728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 281, 548, 562, 691, 959, 1096, 1124, 1382, 1918, 1967, 2248, 2764, 3836, 3934, 4837, 5528, 7672, 7868, 9674, 15736, 19348, 38497, 38696, 76994, 94667, 153988, 189334, 194171, 269479, 307976, 378668, 388342, 538958, 662669, 757336, 776684, 1077916, 1325338, 1359197, 1553368, 2155832, 2650676, 2718394, 5301352, 5436788, 10873576, 26601427, 53202854, 106405708, 186209989, 212811416, 372419978, 744839956, 1489679912]

約数ペア:

[(1, 1489679912), (2, 744839956), (4, 372419978), (7, 212811416), (8, 186209989), (14, 106405708), (28, 53202854), (56, 26601427), (137, 10873576), (274, 5436788), (281, 5301352), (548, 2718394), (562, 2650676), (691, 2155832), (959, 1553368), (1096, 1359197), (1124, 1325338), (1382, 1077916), (1918, 776684), (1967, 757336), (2248, 662669), (2764, 538958), (3836, 388342), (3934, 378668), (4837, 307976), (5528, 269479), (7672, 194171), (7868, 189334), (9674, 153988), (15736, 94667), (19348, 76994), (38497, 38696)]