25395039

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 41382000

約数和(自身を除く): 15986961

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 261, 513, 551, 569, 783, 1539, 1653, 1707, 2349, 4959, 5121, 10811, 14877, 15363, 16501, 32433, 44631, 46089, 49503, 97299, 148509, 291897, 313519, 445527, 875691, 940557, 1336581, 2821671, 8465013, 25395039]

約数ペア:

[(1, 25395039), (3, 8465013), (9, 2821671), (19, 1336581), (27, 940557), (29, 875691), (57, 445527), (81, 313519), (87, 291897), (171, 148509), (261, 97299), (513, 49503), (551, 46089), (569, 44631), (783, 32433), (1539, 16501), (1653, 15363), (1707, 14877), (2349, 10811), (4959, 5121)]