25742367

素因数分解:

$3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 44558976

約数和(自身を除く): 18816609

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 189, 249, 547, 567, 581, 747, 1641, 1743, 2241, 3829, 4923, 5229, 6723, 11487, 14769, 15687, 34461, 44307, 45401, 47061, 103383, 136203, 310149, 317807, 408609, 953421, 1225827, 2860263, 3677481, 8580789, 25742367]

約数ペア:

[(1, 25742367), (3, 8580789), (7, 3677481), (9, 2860263), (21, 1225827), (27, 953421), (63, 408609), (81, 317807), (83, 310149), (189, 136203), (249, 103383), (547, 47061), (567, 45401), (581, 44307), (747, 34461), (1641, 15687), (1743, 14769), (2241, 11487), (3829, 6723), (4923, 5229)]