25253241

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 13453959

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 599, 611, 897, 1081, 1797, 1833, 3243, 7787, 13777, 14053, 23361, 28153, 41331, 42159, 84459, 179101, 365989, 537303, 647519, 1097967, 1942557, 8417747, 25253241]

約数ペア:

[(1, 25253241), (3, 8417747), (13, 1942557), (23, 1097967), (39, 647519), (47, 537303), (69, 365989), (141, 179101), (299, 84459), (599, 42159), (611, 41331), (897, 28153), (1081, 23361), (1797, 14053), (1833, 13777), (3243, 7787)]