208179621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1187}}^1\times {\mathrm{1499}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 324324000

約数和(自身を除く): 116144379

約数列:

[1, 3, 9, 13, 39, 117, 1187, 1499, 3561, 4497, 10683, 13491, 15431, 19487, 46293, 58461, 138879, 175383, 1779313, 5337939, 16013817, 23131069, 69393207, 208179621]

約数ペア:

[(1, 208179621), (3, 69393207), (9, 23131069), (13, 16013817), (39, 5337939), (117, 1779313), (1187, 175383), (1499, 138879), (3561, 58461), (4497, 46293), (10683, 19487), (13491, 15431)]