28243113

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{619}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 38449920

約数和(自身を除く): 10206807

約数列:

[1, 3, 67, 201, 227, 619, 681, 1857, 15209, 41473, 45627, 124419, 140513, 421539, 9414371, 28243113]

約数ペア:

[(1, 28243113), (3, 9414371), (67, 421539), (201, 140513), (227, 124419), (619, 45627), (681, 41473), (1857, 15209)]