205812828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{439771}}^1$

素因数の和:439794

約数の個数: 36

約数和(自身を含む): 560269528

約数和(自身を除く): 354456700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 439771, 879542, 1319313, 1759084, 2638626, 3957939, 5277252, 5717023, 7915878, 11434046, 15831756, 17151069, 22868092, 34302138, 51453207, 68604276, 102906414, 205812828]

約数ペア:

[(1, 205812828), (2, 102906414), (3, 68604276), (4, 51453207), (6, 34302138), (9, 22868092), (12, 17151069), (13, 15831756), (18, 11434046), (26, 7915878), (36, 5717023), (39, 5277252), (52, 3957939), (78, 2638626), (117, 1759084), (156, 1319313), (234, 879542), (468, 439771)]