2651877

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 18

約数和(自身を含む): 4011462

約数和(自身を除く): 1359585

約数列:

[1, 3, 9, 23, 69, 207, 529, 557, 1587, 1671, 4761, 5013, 12811, 38433, 115299, 294653, 883959, 2651877]

約数ペア:

[(1, 2651877), (3, 883959), (9, 294653), (23, 115299), (69, 38433), (207, 12811), (529, 5013), (557, 4761), (1587, 1671)]