17054289

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 28263872

約数和(自身を除く): 11209583

約数列:

[1, 3, 7, 9, 21, 63, 421, 643, 1263, 1929, 2947, 3789, 4501, 5787, 8841, 13503, 26523, 40509, 270703, 812109, 1894921, 2436327, 5684763, 17054289]

約数ペア:

[(1, 17054289), (3, 5684763), (7, 2436327), (9, 1894921), (21, 812109), (63, 270703), (421, 40509), (643, 26523), (1263, 13503), (1929, 8841), (2947, 5787), (3789, 4501)]