25884783

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 40891968

約数和(自身を除く): 15007185

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 257, 279, 361, 589, 771, 1083, 1767, 2313, 3249, 4883, 5301, 7967, 11191, 14649, 23901, 33573, 43947, 71703, 92777, 100719, 151373, 278331, 454119, 834993, 1362357, 2876087, 8628261, 25884783]

約数ペア:

[(1, 25884783), (3, 8628261), (9, 2876087), (19, 1362357), (31, 834993), (57, 454119), (93, 278331), (171, 151373), (257, 100719), (279, 92777), (361, 71703), (589, 43947), (771, 33573), (1083, 23901), (1767, 14649), (2313, 11191), (3249, 7967), (4883, 5301)]