28107365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2069}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 13623835

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2069, 2717, 10345, 13585, 22759, 26897, 39311, 113795, 134485, 196555, 295867, 432421, 511043, 1479335, 2162105, 2555215, 5621473, 28107365]

約数ペア:

[(1, 28107365), (5, 5621473), (11, 2555215), (13, 2162105), (19, 1479335), (55, 511043), (65, 432421), (95, 295867), (143, 196555), (209, 134485), (247, 113795), (715, 39311), (1045, 26897), (1235, 22759), (2069, 13585), (2717, 10345)]