208069345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 285793920

約数和(自身を除く): 77724575

約数列:

[1, 5, 11, 29, 55, 73, 145, 319, 365, 803, 1595, 1787, 2117, 4015, 8935, 10585, 19657, 23287, 51823, 98285, 116435, 130451, 259115, 570053, 652255, 1434961, 2850265, 3783079, 7174805, 18915395, 41613869, 208069345]

約数ペア:

[(1, 208069345), (5, 41613869), (11, 18915395), (29, 7174805), (55, 3783079), (73, 2850265), (145, 1434961), (319, 652255), (365, 570053), (803, 259115), (1595, 130451), (1787, 116435), (2117, 98285), (4015, 51823), (8935, 23287), (10585, 19657)]