138317536

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19919}}^1$

素因数の和:19967

約数の個数: 48

約数和(自身を含む): 321269760

約数和(自身を除く): 182952224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 19919, 39838, 79676, 139433, 159352, 278866, 318704, 557732, 617489, 637408, 1115464, 1234978, 2230928, 2469956, 4322423, 4461856, 4939912, 8644846, 9879824, 17289692, 19759648, 34579384, 69158768, 138317536]

約数ペア:

[(1, 138317536), (2, 69158768), (4, 34579384), (7, 19759648), (8, 17289692), (14, 9879824), (16, 8644846), (28, 4939912), (31, 4461856), (32, 4322423), (56, 2469956), (62, 2230928), (112, 1234978), (124, 1115464), (217, 637408), (224, 617489), (248, 557732), (434, 318704), (496, 278866), (868, 159352), (992, 139433), (1736, 79676), (3472, 39838), (6944, 19919)]