2638675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 3687264

約数和(自身を除く): 1048589

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 353, 575, 1495, 1765, 4589, 7475, 8119, 8825, 22945, 40595, 105547, 114725, 202975, 527735, 2638675]

約数ペア:

[(1, 2638675), (5, 527735), (13, 202975), (23, 114725), (25, 105547), (65, 40595), (115, 22945), (299, 8825), (325, 8119), (353, 7475), (575, 4589), (1495, 1765)]