81884738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{919}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 139104000

約数和(自身を除く): 57219262

約数列:

[1, 2, 13, 23, 26, 46, 149, 298, 299, 598, 919, 1838, 1937, 3427, 3874, 6854, 11947, 21137, 23894, 42274, 44551, 89102, 136931, 273862, 274781, 549562, 1780103, 3149413, 3560206, 6298826, 40942369, 81884738]

約数ペア:

[(1, 81884738), (2, 40942369), (13, 6298826), (23, 3560206), (26, 3149413), (46, 1780103), (149, 549562), (298, 274781), (299, 273862), (598, 136931), (919, 89102), (1838, 44551), (1937, 42274), (3427, 23894), (3874, 21137), (6854, 11947)]