1289867877

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443711}}^1$

素因数の和:443753

約数の個数: 24

約数和(自身を含む): 2076572160

約数和(自身を除く): 786704283

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 443711, 1331133, 3993399, 7543087, 8430509, 22629261, 25291527, 67887783, 75874581, 143318653, 429955959, 1289867877]

約数ペア:

[(1, 1289867877), (3, 429955959), (9, 143318653), (17, 75874581), (19, 67887783), (51, 25291527), (57, 22629261), (153, 8430509), (171, 7543087), (323, 3993399), (969, 1331133), (2907, 443711)]