11997645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 10811955

約数列:

[1, 3, 5, 11, 15, 19, 33, 43, 55, 57, 89, 95, 129, 165, 209, 215, 267, 285, 445, 473, 627, 645, 817, 979, 1045, 1335, 1419, 1691, 2365, 2451, 2937, 3135, 3827, 4085, 4895, 5073, 7095, 8455, 8987, 11481, 12255, 14685, 18601, 19135, 25365, 26961, 42097, 44935, 55803, 57405, 72713, 93005, 126291, 134805, 210485, 218139, 279015, 363565, 631455, 799843, 1090695, 2399529, 3999215, 11997645]

約数ペア:

[(1, 11997645), (3, 3999215), (5, 2399529), (11, 1090695), (15, 799843), (19, 631455), (33, 363565), (43, 279015), (55, 218139), (57, 210485), (89, 134805), (95, 126291), (129, 93005), (165, 72713), (209, 57405), (215, 55803), (267, 44935), (285, 42097), (445, 26961), (473, 25365), (627, 19135), (645, 18601), (817, 14685), (979, 12255), (1045, 11481), (1335, 8987), (1419, 8455), (1691, 7095), (2365, 5073), (2451, 4895), (2937, 4085), (3135, 3827)]