28561974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21937}}^1$

素因数の和:21980

約数の個数: 32

約数和(自身を含む): 67393536

約数和(自身を除く): 38831562

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 21937, 43874, 65811, 131622, 153559, 307118, 460677, 680047, 921354, 1360094, 2040141, 4080282, 4760329, 9520658, 14280987, 28561974]

約数ペア:

[(1, 28561974), (2, 14280987), (3, 9520658), (6, 4760329), (7, 4080282), (14, 2040141), (21, 1360094), (31, 921354), (42, 680047), (62, 460677), (93, 307118), (186, 153559), (217, 131622), (434, 65811), (651, 43874), (1302, 21937)]