20131208631

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1\times {\mathrm{827}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 30980944800

約数和(自身を除く): 10849736169

約数列:

[1, 3, 9, 17, 51, 153, 389, 409, 827, 1167, 1227, 2481, 3501, 3681, 6613, 6953, 7443, 14059, 19839, 20859, 42177, 59517, 62577, 126531, 159101, 321703, 338243, 477303, 965109, 1014729, 1431909, 2704717, 2895327, 3044187, 5468951, 5750131, 8114151, 16406853, 17250393, 24342453, 49220559, 51751179, 131576527, 394729581, 1184188743, 2236800959, 6710402877, 20131208631]

約数ペア:

[(1, 20131208631), (3, 6710402877), (9, 2236800959), (17, 1184188743), (51, 394729581), (153, 131576527), (389, 51751179), (409, 49220559), (827, 24342453), (1167, 17250393), (1227, 16406853), (2481, 8114151), (3501, 5750131), (3681, 5468951), (6613, 3044187), (6953, 2895327), (7443, 2704717), (14059, 1431909), (19839, 1014729), (20859, 965109), (42177, 477303), (59517, 338243), (62577, 321703), (126531, 159101)]