28759773

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3253}}^1$

素因数の和:3684

約数の個数: 16

約数和(自身を含む): 43942016

約数和(自身を除く): 15182243

約数列:

[1, 3, 7, 21, 421, 1263, 2947, 3253, 8841, 9759, 22771, 68313, 1369513, 4108539, 9586591, 28759773]

約数ペア:

[(1, 28759773), (3, 9586591), (7, 4108539), (21, 1369513), (421, 68313), (1263, 22771), (2947, 9759), (3253, 8841)]