5421555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 10501920

約数和(自身を除く): 5080365

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 373, 765, 855, 969, 1119, 1615, 1865, 2907, 3357, 4845, 5595, 6341, 7087, 14535, 16785, 19023, 21261, 31705, 35435, 57069, 63783, 95115, 106305, 120479, 285345, 318915, 361437, 602395, 1084311, 1807185, 5421555]

約数ペア:

[(1, 5421555), (3, 1807185), (5, 1084311), (9, 602395), (15, 361437), (17, 318915), (19, 285345), (45, 120479), (51, 106305), (57, 95115), (85, 63783), (95, 57069), (153, 35435), (171, 31705), (255, 21261), (285, 19023), (323, 16785), (373, 14535), (765, 7087), (855, 6341), (969, 5595), (1119, 4845), (1615, 3357), (1865, 2907)]