25290981

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 13416219

約数列:

[1, 3, 9, 27, 71, 79, 167, 213, 237, 501, 639, 711, 1503, 1917, 2133, 4509, 5609, 11857, 13193, 16827, 35571, 39579, 50481, 106713, 118737, 151443, 320139, 356211, 936703, 2810109, 8430327, 25290981]

約数ペア:

[(1, 25290981), (3, 8430327), (9, 2810109), (27, 936703), (71, 356211), (79, 320139), (167, 151443), (213, 118737), (237, 106713), (501, 50481), (639, 39579), (711, 35571), (1503, 16827), (1917, 13193), (2133, 11857), (4509, 5609)]