268889181

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 397633536

約数和(自身を除く): 128744355

約数列:

[1, 3, 11, 33, 107, 271, 281, 321, 813, 843, 1177, 2981, 3091, 3531, 8943, 9273, 28997, 30067, 76151, 86991, 90201, 228453, 318967, 330737, 837661, 956901, 992211, 2512983, 8148157, 24444471, 89629727, 268889181]

約数ペア:

[(1, 268889181), (3, 89629727), (11, 24444471), (33, 8148157), (107, 2512983), (271, 992211), (281, 956901), (321, 837661), (813, 330737), (843, 318967), (1177, 228453), (2981, 90201), (3091, 86991), (3531, 76151), (8943, 30067), (9273, 28997)]