289180551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1483}}^1$

素因数の和:1827

約数の個数: 32

約数和(自身を含む): 444487680

約数和(自身を除く): 155307129

約数列:

[1, 3, 11, 19, 33, 57, 209, 311, 627, 933, 1483, 3421, 4449, 5909, 10263, 16313, 17727, 28177, 48939, 64999, 84531, 194997, 309947, 461213, 929841, 1383639, 5073343, 8763047, 15220029, 26289141, 96393517, 289180551]

約数ペア:

[(1, 289180551), (3, 96393517), (11, 26289141), (19, 15220029), (33, 8763047), (57, 5073343), (209, 1383639), (311, 929841), (627, 461213), (933, 309947), (1483, 194997), (3421, 84531), (4449, 64999), (5909, 48939), (10263, 28177), (16313, 17727)]