243192628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1091}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 513676800

約数和(自身を除く): 270484172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 419, 532, 838, 1091, 1676, 2182, 2933, 4364, 5866, 7637, 7961, 11732, 15274, 15922, 20729, 30548, 31844, 41458, 55727, 82916, 111454, 145103, 222908, 290206, 457129, 580412, 914258, 1828516, 3199903, 6399806, 8685451, 12799612, 17370902, 34741804, 60798157, 121596314, 243192628]

約数ペア:

[(1, 243192628), (2, 121596314), (4, 60798157), (7, 34741804), (14, 17370902), (19, 12799612), (28, 8685451), (38, 6399806), (76, 3199903), (133, 1828516), (266, 914258), (419, 580412), (532, 457129), (838, 290206), (1091, 222908), (1676, 145103), (2182, 111454), (2933, 82916), (4364, 55727), (5866, 41458), (7637, 31844), (7961, 30548), (11732, 20729), (15274, 15922)]