15880494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12197}}^1$

素因数の和:12240

約数の個数: 32

約数和(自身を含む): 37472256

約数和(自身を除く): 21591762

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 12197, 24394, 36591, 73182, 85379, 170758, 256137, 378107, 512274, 756214, 1134321, 2268642, 2646749, 5293498, 7940247, 15880494]

約数ペア:

[(1, 15880494), (2, 7940247), (3, 5293498), (6, 2646749), (7, 2268642), (14, 1134321), (21, 756214), (31, 512274), (42, 378107), (62, 256137), (93, 170758), (186, 85379), (217, 73182), (434, 36591), (651, 24394), (1302, 12197)]