27159916

素因数分解:

$2^2\times 7^2\times {\mathrm{138571}}^1$

素因数の和:138589

約数の個数: 18

約数和(自身を含む): 55290228

約数和(自身を除く): 28130312

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 138571, 277142, 554284, 969997, 1939994, 3879988, 6789979, 13579958, 27159916]

約数ペア:

[(1, 27159916), (2, 13579958), (4, 6789979), (7, 3879988), (14, 1939994), (28, 969997), (49, 554284), (98, 277142), (196, 138571)]