121605009

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 164328000

約数和(自身を除く): 42722991

約数列:

[1, 3, 149, 163, 447, 489, 1669, 5007, 24287, 72861, 248681, 272047, 746043, 816141, 40535003, 121605009]

約数ペア:

[(1, 121605009), (3, 40535003), (149, 816141), (163, 746043), (447, 272047), (489, 248681), (1669, 72861), (5007, 24287)]