2128479579

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{4273}}^1$

素因数の和:5272

約数の個数: 32

約数和(自身を含む): 3323462400

約数和(自身を除く): 1194982821

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 971, 2913, 4273, 8739, 12819, 18449, 26217, 38457, 55347, 81187, 115371, 166041, 243561, 498123, 730683, 2192049, 4149083, 12447249, 37341747, 78832577, 112025241, 236497731, 709493193, 2128479579]

約数ペア:

[(1, 2128479579), (3, 709493193), (9, 236497731), (19, 112025241), (27, 78832577), (57, 37341747), (171, 12447249), (513, 4149083), (971, 2192049), (2913, 730683), (4273, 498123), (8739, 243561), (12819, 166041), (18449, 115371), (26217, 81187), (38457, 55347)]