28331205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6581}}^1$

素因数の和:6637

約数の個数: 32

約数和(自身を含む): 53077248

約数和(自身を除く): 24746043

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 6581, 19743, 32905, 46067, 98715, 138201, 230335, 269821, 691005, 809463, 1349105, 1888747, 4047315, 5666241, 9443735, 28331205]

約数ペア:

[(1, 28331205), (3, 9443735), (5, 5666241), (7, 4047315), (15, 1888747), (21, 1349105), (35, 809463), (41, 691005), (105, 269821), (123, 230335), (205, 138201), (287, 98715), (615, 46067), (861, 32905), (1435, 19743), (4305, 6581)]