39840642

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71399}}^1$

素因数の和:71438

約数の個数: 24

約数和(自身を含む): 89107200

約数和(自身を除く): 49266558

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 71399, 142798, 214197, 428394, 642591, 1285182, 2213369, 4426738, 6640107, 13280214, 19920321, 39840642]

約数ペア:

[(1, 39840642), (2, 19920321), (3, 13280214), (6, 6640107), (9, 4426738), (18, 2213369), (31, 1285182), (62, 642591), (93, 428394), (186, 214197), (279, 142798), (558, 71399)]