27861994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 44997120

約数和(自身を除く): 17135126

約数列:

[1, 2, 31, 53, 61, 62, 106, 122, 139, 278, 1643, 1891, 3233, 3286, 3782, 4309, 6466, 7367, 8479, 8618, 14734, 16958, 100223, 200446, 228377, 262849, 449387, 456754, 525698, 898774, 13930997, 27861994]

約数ペア:

[(1, 27861994), (2, 13930997), (31, 898774), (53, 525698), (61, 456754), (62, 449387), (106, 262849), (122, 228377), (139, 200446), (278, 100223), (1643, 16958), (1891, 14734), (3233, 8618), (3286, 8479), (3782, 7367), (4309, 6466)]