26857428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 68160960

約数和(自身を除く): 41303532

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 214, 321, 428, 642, 1284, 1391, 1609, 2782, 3218, 4173, 4827, 5564, 6436, 8346, 9654, 16692, 19308, 20917, 41834, 62751, 83668, 125502, 172163, 251004, 344326, 516489, 688652, 1032978, 2065956, 2238119, 4476238, 6714357, 8952476, 13428714, 26857428]

約数ペア:

[(1, 26857428), (2, 13428714), (3, 8952476), (4, 6714357), (6, 4476238), (12, 2238119), (13, 2065956), (26, 1032978), (39, 688652), (52, 516489), (78, 344326), (107, 251004), (156, 172163), (214, 125502), (321, 83668), (428, 62751), (642, 41834), (1284, 20917), (1391, 19308), (1609, 16692), (2782, 9654), (3218, 8346), (4173, 6436), (4827, 5564)]