81333054

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:486

約数の個数: 72

約数和(自身を含む): 196068600

約数和(自身を除く): 114735546

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 107, 121, 198, 214, 242, 321, 349, 363, 642, 698, 726, 963, 1047, 1089, 1177, 1926, 2094, 2178, 2354, 3141, 3531, 3839, 6282, 7062, 7678, 10593, 11517, 12947, 21186, 23034, 25894, 34551, 37343, 38841, 42229, 69102, 74686, 77682, 84458, 112029, 116523, 126687, 224058, 233046, 253374, 336087, 380061, 410773, 672174, 760122, 821546, 1232319, 2464638, 3696957, 4518503, 7393914, 9037006, 13555509, 27111018, 40666527, 81333054]

約数ペア:

[(1, 81333054), (2, 40666527), (3, 27111018), (6, 13555509), (9, 9037006), (11, 7393914), (18, 4518503), (22, 3696957), (33, 2464638), (66, 1232319), (99, 821546), (107, 760122), (121, 672174), (198, 410773), (214, 380061), (242, 336087), (321, 253374), (349, 233046), (363, 224058), (642, 126687), (698, 116523), (726, 112029), (963, 84458), (1047, 77682), (1089, 74686), (1177, 69102), (1926, 42229), (2094, 38841), (2178, 37343), (2354, 34551), (3141, 25894), (3531, 23034), (3839, 21186), (6282, 12947), (7062, 11517), (7678, 10593)]