26989755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2351

約数の個数: 32

約数和(自身を含む): 47288640

約数和(自身を除く): 20298885

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2269, 2379, 3965, 6807, 11345, 11895, 29497, 34035, 88491, 138409, 147485, 415227, 442455, 692045, 1799317, 2076135, 5397951, 8996585, 26989755]

約数ペア:

[(1, 26989755), (3, 8996585), (5, 5397951), (13, 2076135), (15, 1799317), (39, 692045), (61, 442455), (65, 415227), (183, 147485), (195, 138409), (305, 88491), (793, 34035), (915, 29497), (2269, 11895), (2379, 11345), (3965, 6807)]