128519619

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2\times {\mathrm{397}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 180676080

約数和(自身を除く): 52156461

約数列:

[1, 3, 29, 61, 87, 183, 397, 1191, 1769, 3721, 5307, 11163, 11513, 24217, 34539, 72651, 107909, 323727, 702293, 1477237, 2106879, 4431711, 42839873, 128519619]

約数ペア:

[(1, 128519619), (3, 42839873), (29, 4431711), (61, 2106879), (87, 1477237), (183, 702293), (397, 323727), (1191, 107909), (1769, 72651), (3721, 34539), (5307, 24217), (11163, 11513)]