31704568

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2660

約数の個数: 48

約数和(自身を含む): 71409600

約数和(自身を除く): 39705032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 2609, 3038, 5218, 6076, 10436, 12152, 18263, 20872, 36526, 73052, 80879, 127841, 146104, 161758, 255682, 323516, 511364, 566153, 647032, 1022728, 1132306, 2264612, 3963071, 4529224, 7926142, 15852284, 31704568]

約数ペア:

[(1, 31704568), (2, 15852284), (4, 7926142), (7, 4529224), (8, 3963071), (14, 2264612), (28, 1132306), (31, 1022728), (49, 647032), (56, 566153), (62, 511364), (98, 323516), (124, 255682), (196, 161758), (217, 146104), (248, 127841), (392, 80879), (434, 73052), (868, 36526), (1519, 20872), (1736, 18263), (2609, 12152), (3038, 10436), (5218, 6076)]