521302287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{9929}}^1$

素因数の和:10023

約数の個数: 32

約数和(自身を含む): 796942080

約数和(自身を除く): 275639793

約数列:

[1, 3, 11, 33, 37, 43, 111, 129, 407, 473, 1221, 1419, 1591, 4773, 9929, 17501, 29787, 52503, 109219, 327657, 367373, 426947, 1102119, 1280841, 4041103, 4696417, 12123309, 14089251, 15797039, 47391117, 173767429, 521302287]

約数ペア:

[(1, 521302287), (3, 173767429), (11, 47391117), (33, 15797039), (37, 14089251), (43, 12123309), (111, 4696417), (129, 4041103), (407, 1280841), (473, 1102119), (1221, 426947), (1419, 367373), (1591, 327657), (4773, 109219), (9929, 52503), (17501, 29787)]