138492872

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79777}}^1$

素因数の和:79821

約数の個数: 32

約数和(自身を含む): 306347520

約数和(自身を除く): 167854648

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 79777, 159554, 319108, 558439, 638216, 1116878, 2233756, 2473087, 4467512, 4946174, 9892348, 17311609, 19784696, 34623218, 69246436, 138492872]

約数ペア:

[(1, 138492872), (2, 69246436), (4, 34623218), (7, 19784696), (8, 17311609), (14, 9892348), (28, 4946174), (31, 4467512), (56, 2473087), (62, 2233756), (124, 1116878), (217, 638216), (248, 558439), (434, 319108), (868, 159554), (1736, 79777)]