678384720009

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{419}}^1\times {\mathrm{21383}}^1$

素因数の和:22034

約数の個数: 48

約数和(自身を含む): 1008777369600

約数和(自身を除く): 330392649591

約数列:

[1, 3, 9, 47, 141, 179, 419, 423, 537, 1257, 1611, 3771, 8413, 19693, 21383, 25239, 59079, 64149, 75001, 75717, 177237, 192447, 225003, 675009, 1005001, 3015003, 3525047, 3827557, 8959477, 9045009, 10575141, 11482671, 26878431, 31725423, 34448013, 80635293, 179895179, 421095419, 539685537, 1263286257, 1603746383, 1619056611, 3789858771, 4811239149, 14433717447, 75376080001, 226128240003, 678384720009]

約数ペア:

[(1, 678384720009), (3, 226128240003), (9, 75376080001), (47, 14433717447), (141, 4811239149), (179, 3789858771), (419, 1619056611), (423, 1603746383), (537, 1263286257), (1257, 539685537), (1611, 421095419), (3771, 179895179), (8413, 80635293), (19693, 34448013), (21383, 31725423), (25239, 26878431), (59079, 11482671), (64149, 10575141), (75001, 9045009), (75717, 8959477), (177237, 3827557), (192447, 3525047), (225003, 3015003), (675009, 1005001)]