12558009

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 17163584

約数和(自身を除く): 4605575

約数列:

[1, 3, 61, 163, 183, 421, 489, 1263, 9943, 25681, 29829, 68623, 77043, 205869, 4186003, 12558009]

約数ペア:

[(1, 12558009), (3, 4186003), (61, 205869), (163, 77043), (183, 68623), (421, 29829), (489, 25681), (1263, 9943)]