28286748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{112249}}^1$

素因数の和:112266

約数の個数: 36

約数和(自身を含む): 81718000

約数和(自身を除く): 53431252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 112249, 224498, 336747, 448996, 673494, 785743, 1010241, 1346988, 1571486, 2020482, 2357229, 3142972, 4040964, 4714458, 7071687, 9428916, 14143374, 28286748]

約数ペア:

[(1, 28286748), (2, 14143374), (3, 9428916), (4, 7071687), (6, 4714458), (7, 4040964), (9, 3142972), (12, 2357229), (14, 2020482), (18, 1571486), (21, 1346988), (28, 1010241), (36, 785743), (42, 673494), (63, 448996), (84, 336747), (126, 224498), (252, 112249)]