289404995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{631}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 393154560

約数和(自身を除く): 103749565

約数列:

[1, 5, 11, 31, 55, 155, 269, 341, 631, 1345, 1705, 2959, 3155, 6941, 8339, 14795, 19561, 34705, 41695, 91729, 97805, 169739, 215171, 458645, 848695, 1075855, 1867129, 5261909, 9335645, 26309545, 57880999, 289404995]

約数ペア:

[(1, 289404995), (5, 57880999), (11, 26309545), (31, 9335645), (55, 5261909), (155, 1867129), (269, 1075855), (341, 848695), (631, 458645), (1345, 215171), (1705, 169739), (2959, 97805), (3155, 91729), (6941, 41695), (8339, 34705), (14795, 19561)]