91691211

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 130959360

約数和(自身を除く): 39268149

約数列:

[1, 3, 31, 41, 93, 123, 139, 173, 417, 519, 1271, 3813, 4309, 5363, 5699, 7093, 12927, 16089, 17097, 21279, 24047, 72141, 176669, 219883, 530007, 659649, 745457, 985927, 2236371, 2957781, 30563737, 91691211]

約数ペア:

[(1, 91691211), (3, 30563737), (31, 2957781), (41, 2236371), (93, 985927), (123, 745457), (139, 659649), (173, 530007), (417, 219883), (519, 176669), (1271, 72141), (3813, 24047), (4309, 21279), (5363, 17097), (5699, 16089), (7093, 12927)]