28053772628

素因数分解:

$2^2\times 7^2\times {\mathrm{919}}^1\times {\mathrm{155747}}^1$

素因数の和:156684

約数の個数: 36

約数和(自身を含む): 57171975840

約数和(自身を除く): 29118203212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 919, 1838, 3676, 6433, 12866, 25732, 45031, 90062, 155747, 180124, 311494, 622988, 1090229, 2180458, 4360916, 7631603, 15263206, 30526412, 143131493, 286262986, 572525972, 1001920451, 2003840902, 4007681804, 7013443157, 14026886314, 28053772628]

約数ペア:

[(1, 28053772628), (2, 14026886314), (4, 7013443157), (7, 4007681804), (14, 2003840902), (28, 1001920451), (49, 572525972), (98, 286262986), (196, 143131493), (919, 30526412), (1838, 15263206), (3676, 7631603), (6433, 4360916), (12866, 2180458), (25732, 1090229), (45031, 622988), (90062, 311494), (155747, 180124)]