28026828

素因数分解:

$2^2\times 3^2\times {\mathrm{778523}}^1$

素因数の和:778533

約数の個数: 18

約数和(自身を含む): 70845684

約数和(自身を除く): 42818856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 778523, 1557046, 2335569, 3114092, 4671138, 7006707, 9342276, 14013414, 28026828]

約数ペア:

[(1, 28026828), (2, 14013414), (3, 9342276), (4, 7006707), (6, 4671138), (9, 3114092), (12, 2335569), (18, 1557046), (36, 778523)]