2919969

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 4878720

約数和(自身を除く): 1958751

約数列:

[1, 3, 9, 13, 27, 39, 47, 59, 81, 117, 141, 177, 351, 423, 531, 611, 767, 1053, 1269, 1593, 1833, 2301, 2773, 3807, 4779, 5499, 6903, 8319, 16497, 20709, 24957, 36049, 49491, 62127, 74871, 108147, 224613, 324441, 973323, 2919969]

約数ペア:

[(1, 2919969), (3, 973323), (9, 324441), (13, 224613), (27, 108147), (39, 74871), (47, 62127), (59, 49491), (81, 36049), (117, 24957), (141, 20709), (177, 16497), (351, 8319), (423, 6903), (531, 5499), (611, 4779), (767, 3807), (1053, 2773), (1269, 2301), (1593, 1833)]