68985219

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 100166400

約数和(自身を除く): 31181181

約数列:

[1, 3, 19, 57, 59, 73, 177, 219, 281, 843, 1121, 1387, 3363, 4161, 4307, 5339, 12921, 16017, 16579, 20513, 49737, 61539, 81833, 245499, 315001, 389747, 945003, 1169241, 1210267, 3630801, 22995073, 68985219]

約数ペア:

[(1, 68985219), (3, 22995073), (19, 3630801), (57, 1210267), (59, 1169241), (73, 945003), (177, 389747), (219, 315001), (281, 245499), (843, 81833), (1121, 61539), (1387, 49737), (3363, 20513), (4161, 16579), (4307, 16017), (5339, 12921)]