25604943

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 42642432

約数和(自身を除く): 17037489

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1321, 1491, 2769, 3963, 6461, 9247, 17173, 19383, 27741, 51519, 93791, 120211, 281373, 360633, 656537, 1219283, 1969611, 3657849, 8534981, 25604943]

約数ペア:

[(1, 25604943), (3, 8534981), (7, 3657849), (13, 1969611), (21, 1219283), (39, 656537), (71, 360633), (91, 281373), (213, 120211), (273, 93791), (497, 51519), (923, 27741), (1321, 19383), (1491, 17173), (2769, 9247), (3963, 6461)]